Search

David P. Porta

Supervisory Patent Examiner (ID: 6626, Phone: (571)272-2444 , Office: P/2884 )

Most Active Art Unit
2506
Art Unit(s)
3621, 2878, 2882, 2899, 2506, 2884, 2876
Total Applications
1589
Issued Applications
1341
Pending Applications
107
Abandoned Applications
144

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4221464 [patent_doc_number] => 06074092 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Cooling system for an x-ray source' [patent_app_type] => 1 [patent_app_number] => 9/162316 [patent_app_country] => US [patent_app_date] => 1998-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3779 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/074/06074092.pdf [firstpage_image] =>[orig_patent_app_number] => 162316 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/162316
Cooling system for an x-ray source Sep 27, 1998 Issued
Array ( [id] => 4318868 [patent_doc_number] => 06188745 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'CT scanner comprising a spatially encoded detector array arrangement and method' [patent_app_type] => 1 [patent_app_number] => 9/159067 [patent_app_country] => US [patent_app_date] => 1998-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 23 [patent_no_of_words] => 7054 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/188/06188745.pdf [firstpage_image] =>[orig_patent_app_number] => 159067 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/159067
CT scanner comprising a spatially encoded detector array arrangement and method Sep 22, 1998 Issued
Array ( [id] => 4189775 [patent_doc_number] => 06084942 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Rotating bulb x-ray radiator with non-pumped coolant circulation' [patent_app_type] => 1 [patent_app_number] => 9/157637 [patent_app_country] => US [patent_app_date] => 1998-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1835 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/084/06084942.pdf [firstpage_image] =>[orig_patent_app_number] => 157637 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/157637
Rotating bulb x-ray radiator with non-pumped coolant circulation Sep 20, 1998 Issued
Array ( [id] => 4221231 [patent_doc_number] => 06142667 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-07 [patent_title] => 'Gas-spring assisted, counter-balanced L-arm assembly for fluoroscopic imaging' [patent_app_type] => 1 [patent_app_number] => 9/158355 [patent_app_country] => US [patent_app_date] => 1998-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4778 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/142/06142667.pdf [firstpage_image] =>[orig_patent_app_number] => 158355 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/158355
Gas-spring assisted, counter-balanced L-arm assembly for fluoroscopic imaging Sep 20, 1998 Issued
Array ( [id] => 1556287 [patent_doc_number] => 06349127 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-02-19 [patent_title] => 'Pulley and CT scanner' [patent_app_type] => B1 [patent_app_number] => 09/157355 [patent_app_country] => US [patent_app_date] => 1998-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2762 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/349/06349127.pdf [firstpage_image] =>[orig_patent_app_number] => 09157355 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/157355
Pulley and CT scanner Sep 18, 1998 Issued
Array ( [id] => 4418821 [patent_doc_number] => 06173035 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-09 [patent_title] => 'Panoramic radiographic apparatus and digital sensor cassette used for same apparatus' [patent_app_type] => 1 [patent_app_number] => 9/154674 [patent_app_country] => US [patent_app_date] => 1998-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 7049 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/173/06173035.pdf [firstpage_image] =>[orig_patent_app_number] => 154674 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/154674
Panoramic radiographic apparatus and digital sensor cassette used for same apparatus Sep 17, 1998 Issued
Array ( [id] => 4311159 [patent_doc_number] => 06198800 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-06 [patent_title] => 'Exposure control for digital radiography systems using charge build-up in sensor array pixels' [patent_app_type] => 1 [patent_app_number] => 9/153937 [patent_app_country] => US [patent_app_date] => 1998-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4615 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/198/06198800.pdf [firstpage_image] =>[orig_patent_app_number] => 153937 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/153937
Exposure control for digital radiography systems using charge build-up in sensor array pixels Sep 15, 1998 Issued
Array ( [id] => 1447023 [patent_doc_number] => 06454460 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-24 [patent_title] => 'System and method for evaluating and calibrating a radiation generator' [patent_app_type] => B1 [patent_app_number] => 09/149517 [patent_app_country] => US [patent_app_date] => 1998-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7725 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/454/06454460.pdf [firstpage_image] =>[orig_patent_app_number] => 09149517 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/149517
System and method for evaluating and calibrating a radiation generator Sep 7, 1998 Issued
Array ( [id] => 4369545 [patent_doc_number] => 06201851 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'Internal target radiator using a betatron' [patent_app_type] => 1 [patent_app_number] => 9/148524 [patent_app_country] => US [patent_app_date] => 1998-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 9381 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/201/06201851.pdf [firstpage_image] =>[orig_patent_app_number] => 148524 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/148524
Internal target radiator using a betatron Sep 3, 1998 Issued
Array ( [id] => 4146202 [patent_doc_number] => 06035015 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-07 [patent_title] => 'Compton backscattered collmated X-ray source' [patent_app_type] => 1 [patent_app_number] => 9/146202 [patent_app_country] => US [patent_app_date] => 1998-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3585 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/035/06035015.pdf [firstpage_image] =>[orig_patent_app_number] => 146202 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/146202
Compton backscattered collmated X-ray source Sep 1, 1998 Issued
Array ( [id] => 3964327 [patent_doc_number] => 05999589 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Substrate holding device and exposing apparatus using the same' [patent_app_type] => 1 [patent_app_number] => 9/140679 [patent_app_country] => US [patent_app_date] => 1998-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 27 [patent_no_of_words] => 7116 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/999/05999589.pdf [firstpage_image] =>[orig_patent_app_number] => 140679 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/140679
Substrate holding device and exposing apparatus using the same Aug 25, 1998 Issued
Array ( [id] => 4131706 [patent_doc_number] => 06062731 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-16 [patent_title] => 'Electroplated lead surface coating for an x-ray tube casing' [patent_app_type] => 1 [patent_app_number] => 9/139497 [patent_app_country] => US [patent_app_date] => 1998-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2855 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/062/06062731.pdf [firstpage_image] =>[orig_patent_app_number] => 139497 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/139497
Electroplated lead surface coating for an x-ray tube casing Aug 24, 1998 Issued
Array ( [id] => 4095882 [patent_doc_number] => 06056437 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-02 [patent_title] => 'Methods and apparatus for imaging system detector alignment' [patent_app_type] => 1 [patent_app_number] => 9/139995 [patent_app_country] => US [patent_app_date] => 1998-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 4234 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/056/06056437.pdf [firstpage_image] =>[orig_patent_app_number] => 139995 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/139995
Methods and apparatus for imaging system detector alignment Aug 24, 1998 Issued
Array ( [id] => 4361062 [patent_doc_number] => 06285741 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-04 [patent_title] => 'Methods and apparatus for automatic image noise reduction' [patent_app_type] => 1 [patent_app_number] => 9/140105 [patent_app_country] => US [patent_app_date] => 1998-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3635 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/285/06285741.pdf [firstpage_image] =>[orig_patent_app_number] => 140105 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/140105
Methods and apparatus for automatic image noise reduction Aug 24, 1998 Issued
Array ( [id] => 4097446 [patent_doc_number] => 06163593 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-19 [patent_title] => 'Shaped target for mammography' [patent_app_type] => 1 [patent_app_number] => 9/138106 [patent_app_country] => US [patent_app_date] => 1998-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4568 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/163/06163593.pdf [firstpage_image] =>[orig_patent_app_number] => 138106 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/138106
Shaped target for mammography Aug 20, 1998 Issued
09/135164 LASER ACCELERATOR FEMTOSECOND X-RAY SOURCE Aug 17, 1998 Abandoned
Array ( [id] => 4232132 [patent_doc_number] => 06041101 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Jaw and circular collimator' [patent_app_type] => 1 [patent_app_number] => 9/135199 [patent_app_country] => US [patent_app_date] => 1998-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1855 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/041/06041101.pdf [firstpage_image] =>[orig_patent_app_number] => 135199 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/135199
Jaw and circular collimator Aug 16, 1998 Issued
Array ( [id] => 4167369 [patent_doc_number] => 06125168 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-26 [patent_title] => 'X-ray tube rotor and stator assembly' [patent_app_type] => 1 [patent_app_number] => 9/134113 [patent_app_country] => US [patent_app_date] => 1998-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2586 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/125/06125168.pdf [firstpage_image] =>[orig_patent_app_number] => 134113 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/134113
X-ray tube rotor and stator assembly Aug 13, 1998 Issued
Array ( [id] => 4221000 [patent_doc_number] => 06028911 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-22 [patent_title] => 'X-ray analyzing apparatus with enhanced radiation intensity' [patent_app_type] => 1 [patent_app_number] => 9/127724 [patent_app_country] => US [patent_app_date] => 1998-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 6680 [patent_no_of_claims] => 7 [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/06/028/06028911.pdf [firstpage_image] =>[orig_patent_app_number] => 127724 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/127724
X-ray analyzing apparatus with enhanced radiation intensity Aug 2, 1998 Issued
Array ( [id] => 4110356 [patent_doc_number] => 06049584 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'X-ray diagnostic apparatus for producing panorama slice exposure of body parts of a patient' [patent_app_type] => 1 [patent_app_number] => 9/128097 [patent_app_country] => US [patent_app_date] => 1998-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 12 [patent_no_of_words] => 3154 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/049/06049584.pdf [firstpage_image] =>[orig_patent_app_number] => 128097 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/128097
X-ray diagnostic apparatus for producing panorama slice exposure of body parts of a patient Aug 2, 1998 Issued
Menu