Search

Kristina M. Hellman

Examiner (ID: 2516, Phone: (571)272-2836 , Office: P/1675 )

Most Active Art Unit
1654
Art Unit(s)
1675, 1654
Total Applications
855
Issued Applications
477
Pending Applications
110
Abandoned Applications
284

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6893472 [patent_doc_number] => 20010015838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-23 [patent_title] => 'Optical communications system' [patent_app_type] => new [patent_app_number] => 09/779624 [patent_app_country] => US [patent_app_date] => 2001-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 8844 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20010015838.pdf [firstpage_image] =>[orig_patent_app_number] => 09779624 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/779624
Optical communications system Feb 8, 2001 Issued
Array ( [id] => 6532145 [patent_doc_number] => 20020109880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-08-15 [patent_title] => 'Method and apparatus for switching wavelength-division-multiplexed optical signals' [patent_app_type] => new [patent_app_number] => 09/780211 [patent_app_country] => US [patent_app_date] => 2001-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2992 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0109/20020109880.pdf [firstpage_image] =>[orig_patent_app_number] => 09780211 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/780211
Method and apparatus for switching wavelength-division-multiplexed optical signals Feb 8, 2001 Abandoned
Array ( [id] => 6891798 [patent_doc_number] => 20010017960 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-08-30 [patent_title] => 'Bi-directional wavelength switching device and wavelength demultiplexing/multiplexing device' [patent_app_type] => new [patent_app_number] => 09/778774 [patent_app_country] => US [patent_app_date] => 2001-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 24 [patent_no_of_words] => 12437 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0017/20010017960.pdf [firstpage_image] =>[orig_patent_app_number] => 09778774 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/778774
Bi-directional wavelength switching device and wavelength demultiplexing/multiplexing device Feb 7, 2001 Issued
Array ( [id] => 6453353 [patent_doc_number] => 20020149816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-17 [patent_title] => 'System and method of determining end point candidates for an optical channel in a data network' [patent_app_type] => new [patent_app_number] => 09/776131 [patent_app_country] => US [patent_app_date] => 2001-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2759 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20020149816.pdf [firstpage_image] =>[orig_patent_app_number] => 09776131 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/776131
System and method of determining end point candidates for an optical channel in a data network Feb 1, 2001 Issued
Array ( [id] => 5904024 [patent_doc_number] => 20020141409 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-03 [patent_title] => 'Optical layer multicasting' [patent_app_type] => new [patent_app_number] => 09/772479 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 28719 [patent_no_of_claims] => 73 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0141/20020141409.pdf [firstpage_image] =>[orig_patent_app_number] => 09772479 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772479
Optical layer multicasting Jan 29, 2001 Issued
Array ( [id] => 6155452 [patent_doc_number] => 20020145786 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-10-10 [patent_title] => 'Optical layer multicasting using a multicast switch to effect survivablity and security' [patent_app_type] => new [patent_app_number] => 09/772480 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 33 [patent_no_of_words] => 28504 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0145/20020145786.pdf [firstpage_image] =>[orig_patent_app_number] => 09772480 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772480
Optical layer multicasting using a multicast switch to effect survivability and security Jan 29, 2001 Issued
Array ( [id] => 977853 [patent_doc_number] => 06934472 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2005-08-23 [patent_title] => 'Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion' [patent_app_type] => utility [patent_app_number] => 09/772502 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 48 [patent_no_of_words] => 28719 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 548 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/934/06934472.pdf [firstpage_image] =>[orig_patent_app_number] => 09772502 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772502
Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion Jan 29, 2001 Issued
Array ( [id] => 1175244 [patent_doc_number] => 06760549 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-07-06 [patent_title] => 'Optical layer multicasting using a multiple sub-carrier header and multicasting switch' [patent_app_type] => B2 [patent_app_number] => 09/772507 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28297 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 368 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/760/06760549.pdf [firstpage_image] =>[orig_patent_app_number] => 09772507 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772507
Optical layer multicasting using a multiple sub-carrier header and multicasting switch Jan 29, 2001 Issued
Array ( [id] => 1176630 [patent_doc_number] => 06757495 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-29 [patent_title] => 'Optical layer multicasting using a multiple sub-carrier header and a multicast switch with active header insertion via single sideband optical processing' [patent_app_type] => B2 [patent_app_number] => 09/772387 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28474 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 482 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/757/06757495.pdf [firstpage_image] =>[orig_patent_app_number] => 09772387 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772387
Optical layer multicasting using a multiple sub-carrier header and a multicast switch with active header insertion via single sideband optical processing Jan 29, 2001 Issued
Array ( [id] => 1176651 [patent_doc_number] => 06757497 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-29 [patent_title] => 'Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion via reflective single sideband optical processing' [patent_app_type] => B2 [patent_app_number] => 09/774289 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28516 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/757/06757497.pdf [firstpage_image] =>[orig_patent_app_number] => 09774289 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/774289
Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion via reflective single sideband optical processing Jan 29, 2001 Issued
Array ( [id] => 1178735 [patent_doc_number] => 06754449 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-22 [patent_title] => 'Optical layer multicasting switch' [patent_app_type] => B2 [patent_app_number] => 09/772415 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28362 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/754/06754449.pdf [firstpage_image] =>[orig_patent_app_number] => 09772415 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772415
Optical layer multicasting switch Jan 29, 2001 Issued
Array ( [id] => 1065244 [patent_doc_number] => 06850707 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-02-01 [patent_title] => 'Secure optical layer multicasting to effect survivability' [patent_app_type] => utility [patent_app_number] => 09/774264 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28431 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/850/06850707.pdf [firstpage_image] =>[orig_patent_app_number] => 09774264 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/774264
Secure optical layer multicasting to effect survivability Jan 29, 2001 Issued
Array ( [id] => 1176638 [patent_doc_number] => 06757496 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-29 [patent_title] => 'Optical layer multicasting using a single sub-carrier header and an optical multicasting switch' [patent_app_type] => B2 [patent_app_number] => 09/772392 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28289 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 364 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/757/06757496.pdf [firstpage_image] =>[orig_patent_app_number] => 09772392 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772392
Optical layer multicasting using a single sub-carrier header and an optical multicasting switch Jan 29, 2001 Issued
Array ( [id] => 1166582 [patent_doc_number] => 06766114 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-07-20 [patent_title] => 'Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion via single sideband optical processing' [patent_app_type] => B2 [patent_app_number] => 09/772508 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28542 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 474 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/766/06766114.pdf [firstpage_image] =>[orig_patent_app_number] => 09772508 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772508
Optical layer multicasting using a single sub-carrier header and a multicast switch with active header insertion via single sideband optical processing Jan 29, 2001 Issued
Array ( [id] => 1178743 [patent_doc_number] => 06754450 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-06-22 [patent_title] => 'Optical layer multicasting using a single sub-carrier header with active header detection, deletion, and new header insertion via opto-electrical processing' [patent_app_type] => B2 [patent_app_number] => 09/772492 [patent_app_country] => US [patent_app_date] => 2001-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 42 [patent_figures_cnt] => 50 [patent_no_of_words] => 28393 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/754/06754450.pdf [firstpage_image] =>[orig_patent_app_number] => 09772492 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/772492
Optical layer multicasting using a single sub-carrier header with active header detection, deletion, and new header insertion via opto-electrical processing Jan 29, 2001 Issued
Array ( [id] => 6884320 [patent_doc_number] => 20010038478 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-11-08 [patent_title] => 'Structure of a bidirectional wavelength optical function module' [patent_app_type] => new [patent_app_number] => 09/768483 [patent_app_country] => US [patent_app_date] => 2001-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6159 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0038/20010038478.pdf [firstpage_image] =>[orig_patent_app_number] => 09768483 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/768483
Structure of a bidirectional wavelength optical function module Jan 22, 2001 Abandoned
Array ( [id] => 6504789 [patent_doc_number] => 20020191260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-12-19 [patent_title] => 'SYNCHRONOUS AMPLITUDE MODULATION FOR IMPROVED PERFORMANCE OF OPTICAL TRANSMISSIONS SYSTEMS' [patent_app_type] => new [patent_app_number] => 09/776942 [patent_app_country] => US [patent_app_date] => 2001-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3967 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0191/20020191260.pdf [firstpage_image] =>[orig_patent_app_number] => 09776942 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/776942
Synchronous amplitude modulation for improved performance of optical transmission systems Jan 16, 2001 Issued
Array ( [id] => 1414774 [patent_doc_number] => 06538788 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-03-25 [patent_title] => 'Method for the reduction of noise in a long-distance optical telecommunications system' [patent_app_type] => B2 [patent_app_number] => 09/759525 [patent_app_country] => US [patent_app_date] => 2001-01-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 13799 [patent_no_of_claims] => 77 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/538/06538788.pdf [firstpage_image] =>[orig_patent_app_number] => 09759525 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/759525
Method for the reduction of noise in a long-distance optical telecommunications system Jan 15, 2001 Issued
Array ( [id] => 7457927 [patent_doc_number] => 20040052523 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-03-18 [patent_title] => 'SYSTEM AND METHOD FOR MEASURING IN-BAND CROSS-TALK IN OPTICAL COMMUNICATION SYSTEMS' [patent_app_type] => new [patent_app_number] => 09/758219 [patent_app_country] => US [patent_app_date] => 2001-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2989 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0052/20040052523.pdf [firstpage_image] =>[orig_patent_app_number] => 09758219 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/758219
SYSTEM AND METHOD FOR MEASURING IN-BAND CROSS-TALK IN OPTICAL COMMUNICATION SYSTEMS Jan 11, 2001 Abandoned
Array ( [id] => 1152446 [patent_doc_number] => 06778778 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-08-17 [patent_title] => 'Arrangement and method for testing fiber optic telecommunications circuits over dense wavelength division multiplexing (DWDM)' [patent_app_type] => B1 [patent_app_number] => 09/758496 [patent_app_country] => US [patent_app_date] => 2001-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3455 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/778/06778778.pdf [firstpage_image] =>[orig_patent_app_number] => 09758496 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/758496
Arrangement and method for testing fiber optic telecommunications circuits over dense wavelength division multiplexing (DWDM) Jan 10, 2001 Issued
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