Search

David P. Porta

Supervisory Patent Examiner (ID: 85, Phone: (571)272-2444 , Office: P/2884 )

Most Active Art Unit
2506
Art Unit(s)
3621, 2506, 2882, 2878, 2876, 2884, 2899
Total Applications
1588
Issued Applications
1341
Pending Applications
106
Abandoned Applications
144

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4332812 [patent_doc_number] => 06249565 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-19 [patent_title] => 'Fractional monitor unit radiation delivery control using dose rate modulation' [patent_app_type] => 1 [patent_app_number] => 9/100457 [patent_app_country] => US [patent_app_date] => 1998-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2712 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/249/06249565.pdf [firstpage_image] =>[orig_patent_app_number] => 100457 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/100457
Fractional monitor unit radiation delivery control using dose rate modulation Jun 17, 1998 Issued
Array ( [id] => 4142335 [patent_doc_number] => 06155713 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'X-ray diagnostic apparatus having an X-ray generating portion and an X-ray detecting portion independent of each other' [patent_app_type] => 1 [patent_app_number] => 9/098986 [patent_app_country] => US [patent_app_date] => 1998-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 6563 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/155/06155713.pdf [firstpage_image] =>[orig_patent_app_number] => 098986 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/098986
X-ray diagnostic apparatus having an X-ray generating portion and an X-ray detecting portion independent of each other Jun 16, 1998 Issued
Array ( [id] => 4157128 [patent_doc_number] => 06031893 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Stray radiation grid' [patent_app_type] => 1 [patent_app_number] => 9/098426 [patent_app_country] => US [patent_app_date] => 1998-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2149 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/031/06031893.pdf [firstpage_image] =>[orig_patent_app_number] => 098426 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/098426
Stray radiation grid Jun 16, 1998 Issued
90/005008 MINI C-ARM ASSEMBLY FOR MOBILE X-RAY IMAGING SYSTEM Jun 4, 1998 Issued
Array ( [id] => 4274976 [patent_doc_number] => 06267502 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-31 [patent_title] => 'Alignment verification device and method of using the same with a visual light beam and an x-ray' [patent_app_type] => 1 [patent_app_number] => 9/087365 [patent_app_country] => US [patent_app_date] => 1998-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 3139 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/267/06267502.pdf [firstpage_image] =>[orig_patent_app_number] => 087365 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/087365
Alignment verification device and method of using the same with a visual light beam and an x-ray May 28, 1998 Issued
Array ( [id] => 4172168 [patent_doc_number] => 06104779 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Radiation therapy and radiation surgery treatment system and methods of use of same' [patent_app_type] => 1 [patent_app_number] => 9/084945 [patent_app_country] => US [patent_app_date] => 1998-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 5398 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/104/06104779.pdf [firstpage_image] =>[orig_patent_app_number] => 084945 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/084945
Radiation therapy and radiation surgery treatment system and methods of use of same May 25, 1998 Issued
Array ( [id] => 4097461 [patent_doc_number] => 06018562 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-25 [patent_title] => 'Apparatus and method for automatic recognition of concealed objects using multiple energy computed tomography' [patent_app_type] => 1 [patent_app_number] => 9/087694 [patent_app_country] => US [patent_app_date] => 1998-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 10047 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/018/06018562.pdf [firstpage_image] =>[orig_patent_app_number] => 087694 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/087694
Apparatus and method for automatic recognition of concealed objects using multiple energy computed tomography May 21, 1998 Issued
Array ( [id] => 4210727 [patent_doc_number] => 06014422 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-11 [patent_title] => 'Method for varying x-ray hybrid resist space dimensions' [patent_app_type] => 1 [patent_app_number] => 9/082886 [patent_app_country] => US [patent_app_date] => 1998-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 29 [patent_no_of_words] => 10309 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/014/06014422.pdf [firstpage_image] =>[orig_patent_app_number] => 082886 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/082886
Method for varying x-ray hybrid resist space dimensions May 20, 1998 Issued
Array ( [id] => 4347545 [patent_doc_number] => 06333963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-25 [patent_title] => 'Image sensing apparatus and method' [patent_app_type] => 1 [patent_app_number] => 9/081553 [patent_app_country] => US [patent_app_date] => 1998-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 10071 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/333/06333963.pdf [firstpage_image] =>[orig_patent_app_number] => 081553 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/081553
Image sensing apparatus and method May 19, 1998 Issued
Array ( [id] => 4112525 [patent_doc_number] => 06097786 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Method and apparatus for measuring multiphase flows' [patent_app_type] => 1 [patent_app_number] => 9/081161 [patent_app_country] => US [patent_app_date] => 1998-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 7213 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/097/06097786.pdf [firstpage_image] =>[orig_patent_app_number] => 081161 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/081161
Method and apparatus for measuring multiphase flows May 17, 1998 Issued
Array ( [id] => 4318920 [patent_doc_number] => 06188748 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Contour collimator for radiotherapy' [patent_app_type] => 1 [patent_app_number] => 9/043951 [patent_app_country] => US [patent_app_date] => 1998-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 3739 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/188/06188748.pdf [firstpage_image] =>[orig_patent_app_number] => 043951 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/043951
Contour collimator for radiotherapy May 14, 1998 Issued
Array ( [id] => 4055594 [patent_doc_number] => 05909478 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-01 [patent_title] => 'Portable, digital X-ray apparatus for producing, storing and displaying electronic radioscopic images' [patent_app_type] => 1 [patent_app_number] => 9/076604 [patent_app_country] => US [patent_app_date] => 1998-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 12140 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/909/05909478.pdf [firstpage_image] =>[orig_patent_app_number] => 076604 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/076604
Portable, digital X-ray apparatus for producing, storing and displaying electronic radioscopic images May 10, 1998 Issued
Array ( [id] => 4169188 [patent_doc_number] => 06158888 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Materials and methods for improved radiography' [patent_app_type] => 1 [patent_app_number] => 9/075670 [patent_app_country] => US [patent_app_date] => 1998-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 19 [patent_no_of_words] => 9089 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/158/06158888.pdf [firstpage_image] =>[orig_patent_app_number] => 075670 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/075670
Materials and methods for improved radiography May 10, 1998 Issued
Array ( [id] => 4110371 [patent_doc_number] => 06049585 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Non-destructive x-ray inspection apparatus for liquid foodstuffs contained in glass vessels or bottles' [patent_app_type] => 1 [patent_app_number] => 9/075475 [patent_app_country] => US [patent_app_date] => 1998-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1357 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/049/06049585.pdf [firstpage_image] =>[orig_patent_app_number] => 075475 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/075475
Non-destructive x-ray inspection apparatus for liquid foodstuffs contained in glass vessels or bottles May 10, 1998 Issued
Array ( [id] => 4218583 [patent_doc_number] => 06078643 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-20 [patent_title] => 'Photoconductor-photocathode imager' [patent_app_type] => 1 [patent_app_number] => 9/074103 [patent_app_country] => US [patent_app_date] => 1998-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 14 [patent_no_of_words] => 8656 [patent_no_of_claims] => 44 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/078/06078643.pdf [firstpage_image] =>[orig_patent_app_number] => 074103 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/074103
Photoconductor-photocathode imager May 6, 1998 Issued
Array ( [id] => 4193146 [patent_doc_number] => 06076966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-20 [patent_title] => 'Stand for X-ray image quality testing' [patent_app_type] => 1 [patent_app_number] => 9/072882 [patent_app_country] => US [patent_app_date] => 1998-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3747 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/076/06076966.pdf [firstpage_image] =>[orig_patent_app_number] => 072882 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/072882
Stand for X-ray image quality testing May 4, 1998 Issued
Array ( [id] => 4386300 [patent_doc_number] => 06289076 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-11 [patent_title] => 'Transmission system for synchrotron radiation light' [patent_app_type] => 1 [patent_app_number] => 9/071474 [patent_app_country] => US [patent_app_date] => 1998-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 43 [patent_no_of_words] => 14139 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/289/06289076.pdf [firstpage_image] =>[orig_patent_app_number] => 071474 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/071474
Transmission system for synchrotron radiation light Apr 30, 1998 Issued
Array ( [id] => 4198981 [patent_doc_number] => 06160865 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'X-ray exposure apparatus with synchrotron radiation intensity measurement' [patent_app_type] => 1 [patent_app_number] => 9/057506 [patent_app_country] => US [patent_app_date] => 1998-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3321 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/160/06160865.pdf [firstpage_image] =>[orig_patent_app_number] => 057506 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/057506
X-ray exposure apparatus with synchrotron radiation intensity measurement Apr 8, 1998 Issued
Array ( [id] => 4247725 [patent_doc_number] => 06075838 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Z-pinch soft x-ray source using diluent gas' [patent_app_type] => 1 [patent_app_number] => 9/040754 [patent_app_country] => US [patent_app_date] => 1998-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2978 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/075/06075838.pdf [firstpage_image] =>[orig_patent_app_number] => 040754 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/040754
Z-pinch soft x-ray source using diluent gas Mar 17, 1998 Issued
Array ( [id] => 4125684 [patent_doc_number] => 06059454 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-09 [patent_title] => 'Autoclavable X-ray cassette holder with hold-down means' [patent_app_type] => 1 [patent_app_number] => 9/039109 [patent_app_country] => US [patent_app_date] => 1998-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4103 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/059/06059454.pdf [firstpage_image] =>[orig_patent_app_number] => 039109 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/039109
Autoclavable X-ray cassette holder with hold-down means Mar 12, 1998 Issued
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