Search

Daniel Swerdlow

Supervisory Patent Examiner (ID: 328, Phone: (571)272-7531 , Office: P/2600 )

Most Active Art Unit
2615
Art Unit(s)
2615, 2600, 2644, 2646, 3649
Total Applications
336
Issued Applications
216
Pending Applications
21
Abandoned Applications
99

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 755318 [patent_doc_number] => 07023985 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-04-04 [patent_title] => 'Circuit for electronically generating a call impedance' [patent_app_type] => utility [patent_app_number] => 09/806479 [patent_app_country] => US [patent_app_date] => 1999-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4345 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/023/07023985.pdf [firstpage_image] =>[orig_patent_app_number] => 09806479 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/806479
Circuit for electronically generating a call impedance Oct 20, 1999 Issued
Array ( [id] => 1235067 [patent_doc_number] => 06694018 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-02-17 [patent_title] => 'Echo canceling apparatus and method, and voice reproducing apparatus' [patent_app_type] => B1 [patent_app_number] => 09/422249 [patent_app_country] => US [patent_app_date] => 1999-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6741 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/694/06694018.pdf [firstpage_image] =>[orig_patent_app_number] => 09422249 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/422249
Echo canceling apparatus and method, and voice reproducing apparatus Oct 20, 1999 Issued
Array ( [id] => 1256563 [patent_doc_number] => 06671373 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-30 [patent_title] => 'Method and apparatus for DC feed control' [patent_app_type] => B1 [patent_app_number] => 09/420713 [patent_app_country] => US [patent_app_date] => 1999-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4180 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/671/06671373.pdf [firstpage_image] =>[orig_patent_app_number] => 09420713 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/420713
Method and apparatus for DC feed control Oct 19, 1999 Issued
Array ( [id] => 7621494 [patent_doc_number] => 06978007 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-12-20 [patent_title] => 'Communications systems' [patent_app_type] => utility [patent_app_number] => 09/390497 [patent_app_country] => US [patent_app_date] => 1999-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2887 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/978/06978007.pdf [firstpage_image] =>[orig_patent_app_number] => 09390497 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/390497
Communications systems Sep 2, 1999 Issued
Array ( [id] => 970374 [patent_doc_number] => 06940968 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-09-06 [patent_title] => 'Telephone terminal apparatus and method' [patent_app_type] => utility [patent_app_number] => 09/383775 [patent_app_country] => US [patent_app_date] => 1999-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 4 [patent_no_of_words] => 6446 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/940/06940968.pdf [firstpage_image] =>[orig_patent_app_number] => 09383775 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/383775
Telephone terminal apparatus and method Aug 25, 1999 Issued
Array ( [id] => 1020267 [patent_doc_number] => 06891955 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-05-10 [patent_title] => 'Audio volume control for computer systems' [patent_app_type] => utility [patent_app_number] => 09/363788 [patent_app_country] => US [patent_app_date] => 1999-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2423 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/891/06891955.pdf [firstpage_image] =>[orig_patent_app_number] => 09363788 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/363788
Audio volume control for computer systems Jul 28, 1999 Issued
Array ( [id] => 7646270 [patent_doc_number] => 06477250 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-05 [patent_title] => 'Adjustable hybrid having dial tone alignment configuration' [patent_app_type] => B1 [patent_app_number] => 09/357612 [patent_app_country] => US [patent_app_date] => 1999-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 22 [patent_no_of_words] => 9203 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 17 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/477/06477250.pdf [firstpage_image] =>[orig_patent_app_number] => 09357612 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/357612
Adjustable hybrid having dial tone alignment configuration Jul 19, 1999 Issued
09/331499 METHOD AND DEVICE FOR REMOTE FEEDING SEVERAL CONSUMERS OF THE SAME TYPE FROM ONE ENERGY SOURCE Jun 20, 1999 Abandoned
Array ( [id] => 1388029 [patent_doc_number] => 06567519 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-05-20 [patent_title] => 'System and method for processing an input signal communicated on a telephone line' [patent_app_type] => B1 [patent_app_number] => 09/322266 [patent_app_country] => US [patent_app_date] => 1999-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4616 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/567/06567519.pdf [firstpage_image] =>[orig_patent_app_number] => 09322266 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/322266
System and method for processing an input signal communicated on a telephone line May 27, 1999 Issued
Array ( [id] => 1276962 [patent_doc_number] => 06654463 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-25 [patent_title] => 'Round trip delay estimator and compensator for the echo canceller' [patent_app_type] => B1 [patent_app_number] => 09/322572 [patent_app_country] => US [patent_app_date] => 1999-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 10648 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/654/06654463.pdf [firstpage_image] =>[orig_patent_app_number] => 09322572 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/322572
Round trip delay estimator and compensator for the echo canceller May 27, 1999 Issued
Array ( [id] => 1249819 [patent_doc_number] => 06674843 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-01-06 [patent_title] => 'Apparatus system and method for enabling multi-frequency communication over a telephone network having a billing/tax tone' [patent_app_type] => B1 [patent_app_number] => 09/322330 [patent_app_country] => US [patent_app_date] => 1999-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4198 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/674/06674843.pdf [firstpage_image] =>[orig_patent_app_number] => 09322330 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/322330
Apparatus system and method for enabling multi-frequency communication over a telephone network having a billing/tax tone May 27, 1999 Issued
Array ( [id] => 711319 [patent_doc_number] => 07062039 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-06-13 [patent_title] => 'Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information' [patent_app_type] => utility [patent_app_number] => 09/320659 [patent_app_country] => US [patent_app_date] => 1999-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3654 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/062/07062039.pdf [firstpage_image] =>[orig_patent_app_number] => 09320659 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/320659
Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information May 26, 1999 Issued
Array ( [id] => 1401956 [patent_doc_number] => 06556677 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-04-29 [patent_title] => 'Single-ended echo cancellation system and method' [patent_app_type] => B1 [patent_app_number] => 09/321269 [patent_app_country] => US [patent_app_date] => 1999-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2123 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/556/06556677.pdf [firstpage_image] =>[orig_patent_app_number] => 09321269 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/321269
Single-ended echo cancellation system and method May 26, 1999 Issued
Array ( [id] => 7631940 [patent_doc_number] => 06665397 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-12-16 [patent_title] => 'Telephone signal detecting circuit' [patent_app_type] => B1 [patent_app_number] => 09/323173 [patent_app_country] => US [patent_app_date] => 1999-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 1807 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/665/06665397.pdf [firstpage_image] =>[orig_patent_app_number] => 09323173 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/323173
Telephone signal detecting circuit May 26, 1999 Issued
Array ( [id] => 441748 [patent_doc_number] => 07260231 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2007-08-21 [patent_title] => 'Multi-channel audio panel' [patent_app_type] => utility [patent_app_number] => 09/320349 [patent_app_country] => US [patent_app_date] => 1999-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 5064 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/260/07260231.pdf [firstpage_image] =>[orig_patent_app_number] => 09320349 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/320349
Multi-channel audio panel May 25, 1999 Issued
Array ( [id] => 1184345 [patent_doc_number] => 06744889 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-06-01 [patent_title] => 'Subscriber circuit for public telephone set' [patent_app_type] => B1 [patent_app_number] => 09/318827 [patent_app_country] => US [patent_app_date] => 1999-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3516 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/744/06744889.pdf [firstpage_image] =>[orig_patent_app_number] => 09318827 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/318827
Subscriber circuit for public telephone set May 25, 1999 Issued
Array ( [id] => 1175632 [patent_doc_number] => 06757377 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-06-29 [patent_title] => 'Central office filter system and method' [patent_app_type] => B1 [patent_app_number] => 09/318279 [patent_app_country] => US [patent_app_date] => 1999-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6021 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/757/06757377.pdf [firstpage_image] =>[orig_patent_app_number] => 09318279 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/318279
Central office filter system and method May 24, 1999 Issued
09/308728 TELEPHONE EQUIPMENT WITH RECHARGEABLE BATTERY AND DETECTION OF THE TYPE OF CHARGER USED May 23, 1999 Abandoned
Array ( [id] => 1292969 [patent_doc_number] => 06639984 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-28 [patent_title] => 'Feeder circuit' [patent_app_type] => B1 [patent_app_number] => 09/316116 [patent_app_country] => US [patent_app_date] => 1999-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 13311 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/639/06639984.pdf [firstpage_image] =>[orig_patent_app_number] => 09316116 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/316116
Feeder circuit May 19, 1999 Issued
09/314243 METHOD AND APPARATUS FOR IMPROVING PERFORMANCE OF A SPLITTERLESS ASYMMETRIC DIGITAL SUBSCRIBER LINE (ASDL) May 17, 1999 Abandoned
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