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] => 4116746 [patent_doc_number] => 06052430 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-18 [patent_title] => 'Dynamic sub-space intensity modulation' [patent_app_type] => 1 [patent_app_number] => 8/937829 [patent_app_country] => US [patent_app_date] => 1997-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4613 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/052/06052430.pdf [firstpage_image] =>[orig_patent_app_number] => 937829 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/937829
Dynamic sub-space intensity modulation Sep 24, 1997 Issued
Array ( [id] => 3963888 [patent_doc_number] => 05956382 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-21 [patent_title] => 'X-ray imaging array detector and laser micro-milling method for fabricating array' [patent_app_type] => 1 [patent_app_number] => 8/937552 [patent_app_country] => US [patent_app_date] => 1997-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 10734 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/956/05956382.pdf [firstpage_image] =>[orig_patent_app_number] => 937552 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/937552
X-ray imaging array detector and laser micro-milling method for fabricating array Sep 24, 1997 Issued
Array ( [id] => 4014588 [patent_doc_number] => 05987095 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-16 [patent_title] => 'Method for detecting an image of an object' [patent_app_type] => 1 [patent_app_number] => 8/936250 [patent_app_country] => US [patent_app_date] => 1997-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 5502 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/987/05987095.pdf [firstpage_image] =>[orig_patent_app_number] => 936250 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/936250
Method for detecting an image of an object Sep 23, 1997 Issued
Array ( [id] => 3771523 [patent_doc_number] => 05852647 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Method and apparatus for measuring bone density' [patent_app_type] => 1 [patent_app_number] => 8/936571 [patent_app_country] => US [patent_app_date] => 1997-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5556 [patent_no_of_claims] => 55 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/852/05852647.pdf [firstpage_image] =>[orig_patent_app_number] => 936571 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/936571
Method and apparatus for measuring bone density Sep 23, 1997 Issued
Array ( [id] => 3949359 [patent_doc_number] => 05940469 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Multi-chromatic x-ray source' [patent_app_type] => 1 [patent_app_number] => 8/937074 [patent_app_country] => US [patent_app_date] => 1997-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1629 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/940/05940469.pdf [firstpage_image] =>[orig_patent_app_number] => 937074 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/937074
Multi-chromatic x-ray source Sep 23, 1997 Issued
Array ( [id] => 3941653 [patent_doc_number] => 05878111 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-02 [patent_title] => 'X-ray absorption filter having a field generating matrix and field sensitive liquids' [patent_app_type] => 1 [patent_app_number] => 8/935256 [patent_app_country] => US [patent_app_date] => 1997-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3407 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/878/05878111.pdf [firstpage_image] =>[orig_patent_app_number] => 935256 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/935256
X-ray absorption filter having a field generating matrix and field sensitive liquids Sep 21, 1997 Issued
Array ( [id] => 4006676 [patent_doc_number] => 05920604 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-06 [patent_title] => 'Optical arrangement and process for transmitting and converting primary X-ray images' [patent_app_type] => 1 [patent_app_number] => 8/860754 [patent_app_country] => US [patent_app_date] => 1997-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3259 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/920/05920604.pdf [firstpage_image] =>[orig_patent_app_number] => 860754 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/860754
Optical arrangement and process for transmitting and converting primary X-ray images Sep 18, 1997 Issued
Array ( [id] => 3959904 [patent_doc_number] => 05982848 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'X-ray diagnosis machine having displaceable measurement field' [patent_app_type] => 1 [patent_app_number] => 8/933005 [patent_app_country] => US [patent_app_date] => 1997-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2245 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/982/05982848.pdf [firstpage_image] =>[orig_patent_app_number] => 933005 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/933005
X-ray diagnosis machine having displaceable measurement field Sep 17, 1997 Issued
Array ( [id] => 4012539 [patent_doc_number] => 05923725 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Medical X-ray machine with means for generating a source identifier onto the X-ray image' [patent_app_type] => 1 [patent_app_number] => 8/931837 [patent_app_country] => US [patent_app_date] => 1997-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2497 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/923/05923725.pdf [firstpage_image] =>[orig_patent_app_number] => 931837 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/931837
Medical X-ray machine with means for generating a source identifier onto the X-ray image Sep 16, 1997 Issued
Array ( [id] => 4055993 [patent_doc_number] => 05912941 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-15 [patent_title] => 'Communication system for use in diagnosis of an apparatus' [patent_app_type] => 1 [patent_app_number] => 8/928458 [patent_app_country] => US [patent_app_date] => 1997-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 892 [patent_no_of_claims] => 3 [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/05/912/05912941.pdf [firstpage_image] =>[orig_patent_app_number] => 928458 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/928458
Communication system for use in diagnosis of an apparatus Sep 11, 1997 Issued
Array ( [id] => 4056010 [patent_doc_number] => 05875227 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-23 [patent_title] => 'X-ray tube rotor and stator assembly' [patent_app_type] => 1 [patent_app_number] => 8/925294 [patent_app_country] => US [patent_app_date] => 1997-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2075 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/875/05875227.pdf [firstpage_image] =>[orig_patent_app_number] => 925294 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/925294
X-ray tube rotor and stator assembly Sep 7, 1997 Issued
Array ( [id] => 3990370 [patent_doc_number] => 05917877 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-29 [patent_title] => 'Plain x-ray bone densitometry apparatus and method' [patent_app_type] => 1 [patent_app_number] => 8/924154 [patent_app_country] => US [patent_app_date] => 1997-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 6393 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/917/05917877.pdf [firstpage_image] =>[orig_patent_app_number] => 924154 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/924154
Plain x-ray bone densitometry apparatus and method Sep 4, 1997 Issued
Array ( [id] => 3995268 [patent_doc_number] => RE036415 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'X-ray tomography system with gantry pivot and translation control' [patent_app_type] => 2 [patent_app_number] => 8/924281 [patent_app_country] => US [patent_app_date] => 1997-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5619 [patent_no_of_claims] => 58 [patent_no_of_ind_claims] => 29 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/036/RE036415.pdf [firstpage_image] =>[orig_patent_app_number] => 924281 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/924281
X-ray tomography system with gantry pivot and translation control Sep 4, 1997 Issued
Array ( [id] => 3855396 [patent_doc_number] => 05848120 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'X-ray mask blank, X-ray mask and pattern transfer method' [patent_app_type] => 1 [patent_app_number] => 8/923183 [patent_app_country] => US [patent_app_date] => 1997-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5052 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/848/05848120.pdf [firstpage_image] =>[orig_patent_app_number] => 923183 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/923183
X-ray mask blank, X-ray mask and pattern transfer method Sep 3, 1997 Issued
Array ( [id] => 4046546 [patent_doc_number] => 05857007 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-05 [patent_title] => 'DAS housing with enhanced heat transfer capability for CT imaging system' [patent_app_type] => 1 [patent_app_number] => 8/923064 [patent_app_country] => US [patent_app_date] => 1997-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2610 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/857/05857007.pdf [firstpage_image] =>[orig_patent_app_number] => 923064 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/923064
DAS housing with enhanced heat transfer capability for CT imaging system Sep 2, 1997 Issued
Array ( [id] => 3758878 [patent_doc_number] => 05802140 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'X-ray generating apparatus with integral housing' [patent_app_type] => 1 [patent_app_number] => 8/920747 [patent_app_country] => US [patent_app_date] => 1997-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2695 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/802/05802140.pdf [firstpage_image] =>[orig_patent_app_number] => 920747 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/920747
X-ray generating apparatus with integral housing Aug 28, 1997 Issued
Array ( [id] => 3776642 [patent_doc_number] => 05844963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Electron beam superimposition method and apparatus' [patent_app_type] => 1 [patent_app_number] => 8/919836 [patent_app_country] => US [patent_app_date] => 1997-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 4868 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/844/05844963.pdf [firstpage_image] =>[orig_patent_app_number] => 919836 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/919836
Electron beam superimposition method and apparatus Aug 27, 1997 Issued
Array ( [id] => 3794129 [patent_doc_number] => 05818897 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-06 [patent_title] => 'Quadrature transverse CT detection system' [patent_app_type] => 1 [patent_app_number] => 8/918952 [patent_app_country] => US [patent_app_date] => 1997-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 10643 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/818/05818897.pdf [firstpage_image] =>[orig_patent_app_number] => 918952 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/918952
Quadrature transverse CT detection system Aug 25, 1997 Issued
Array ( [id] => 3791648 [patent_doc_number] => 05809107 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-15 [patent_title] => 'Catapult grid drawer with means for preventing incorrect insertion of anti-scatter grid into drawer receptacle' [patent_app_type] => 1 [patent_app_number] => 8/915616 [patent_app_country] => US [patent_app_date] => 1997-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1494 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/809/05809107.pdf [firstpage_image] =>[orig_patent_app_number] => 915616 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/915616
Catapult grid drawer with means for preventing incorrect insertion of anti-scatter grid into drawer receptacle Aug 20, 1997 Issued
Array ( [id] => 4084200 [patent_doc_number] => 06069936 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Material discrimination using single-energy x-ray imaging system' [patent_app_type] => 1 [patent_app_number] => 8/912056 [patent_app_country] => US [patent_app_date] => 1997-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2979 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/069/06069936.pdf [firstpage_image] =>[orig_patent_app_number] => 912056 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/912056
Material discrimination using single-energy x-ray imaging system Aug 17, 1997 Issued
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