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] => 3669332 [patent_doc_number] => 05627871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'X-ray tube and microelectronics alignment process' [patent_app_type] => 1 [patent_app_number] => 8/509532 [patent_app_country] => US [patent_app_date] => 1995-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7497 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/627/05627871.pdf [firstpage_image] =>[orig_patent_app_number] => 509532 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/509532
X-ray tube and microelectronics alignment process Jul 30, 1995 Issued
Array ( [id] => 3522329 [patent_doc_number] => 05563925 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-08 [patent_title] => 'Apparatus and method for adjusting radiation in a radiation-emitting device' [patent_app_type] => 1 [patent_app_number] => 8/504937 [patent_app_country] => US [patent_app_date] => 1995-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4081 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/563/05563925.pdf [firstpage_image] =>[orig_patent_app_number] => 504937 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/504937
Apparatus and method for adjusting radiation in a radiation-emitting device Jul 19, 1995 Issued
Array ( [id] => 3659008 [patent_doc_number] => 05640440 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-17 [patent_title] => 'Substrate conveying system' [patent_app_type] => 1 [patent_app_number] => 8/504235 [patent_app_country] => US [patent_app_date] => 1995-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6361 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/640/05640440.pdf [firstpage_image] =>[orig_patent_app_number] => 504235 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/504235
Substrate conveying system Jul 18, 1995 Issued
08/486971 APPARATUS AND METHOD FOR IMAGING WITH WAVEFIELDS USING INVERSE SCATTERING TECHNIQUES Jun 21, 1995 Abandoned
Array ( [id] => 3827267 [patent_doc_number] => 05771272 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-23 [patent_title] => 'X-ray densitometer detector calibration by beam flattening and continuous dark scanning' [patent_app_type] => 1 [patent_app_number] => 8/484568 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 39 [patent_no_of_words] => 16309 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/771/05771272.pdf [firstpage_image] =>[orig_patent_app_number] => 484568 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/484568
X-ray densitometer detector calibration by beam flattening and continuous dark scanning Jun 6, 1995 Issued
Array ( [id] => 3907172 [patent_doc_number] => 05835555 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-10 [patent_title] => 'X-ray bone densitometry apparatus with variable attenuation, modulation and collimation of penetrating radiation beam' [patent_app_type] => 1 [patent_app_number] => 8/484489 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 39 [patent_no_of_words] => 16315 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/835/05835555.pdf [firstpage_image] =>[orig_patent_app_number] => 484489 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/484489
X-ray bone densitometry apparatus with variable attenuation, modulation and collimation of penetrating radiation beam Jun 6, 1995 Issued
Array ( [id] => 3902477 [patent_doc_number] => 05778045 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-07 [patent_title] => 'Single/dual-energy x-ray densitometry scanning, including operator selected scanning sequences' [patent_app_type] => 1 [patent_app_number] => 8/484484 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 39 [patent_no_of_words] => 16315 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/778/05778045.pdf [firstpage_image] =>[orig_patent_app_number] => 484484 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/484484
Single/dual-energy x-ray densitometry scanning, including operator selected scanning sequences Jun 6, 1995 Issued
Array ( [id] => 3528362 [patent_doc_number] => 05577089 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-19 [patent_title] => 'Device and method for analysis of bone morphology' [patent_app_type] => 1 [patent_app_number] => 8/477053 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 14688 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/577/05577089.pdf [firstpage_image] =>[orig_patent_app_number] => 477053 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/477053
Device and method for analysis of bone morphology Jun 6, 1995 Issued
Array ( [id] => 3885025 [patent_doc_number] => 05838765 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-17 [patent_title] => 'Whole-body x-ray bone densitometry using a narrow-angle fan beam, including variable fan beam displacement between scan passes' [patent_app_type] => 1 [patent_app_number] => 8/486368 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 42 [patent_no_of_words] => 17383 [patent_no_of_claims] => 53 [patent_no_of_ind_claims] => 34 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/838/05838765.pdf [firstpage_image] =>[orig_patent_app_number] => 486368 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/486368
Whole-body x-ray bone densitometry using a narrow-angle fan beam, including variable fan beam displacement between scan passes Jun 6, 1995 Issued
Array ( [id] => 3907294 [patent_doc_number] => 05835562 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-10 [patent_title] => 'Medical radiological apparatus including optical crosshair device for patient positioning and forearm and spinal positioning aides' [patent_app_type] => 1 [patent_app_number] => 8/475404 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 39 [patent_no_of_words] => 16277 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/835/05835562.pdf [firstpage_image] =>[orig_patent_app_number] => 475404 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/475404
Medical radiological apparatus including optical crosshair device for patient positioning and forearm and spinal positioning aides Jun 6, 1995 Issued
08/480709 FIDUCIAL MARKER Jun 6, 1995 Abandoned
Array ( [id] => 3522377 [patent_doc_number] => 05563929 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-08 [patent_title] => 'On-line monitor for particulate analyte in a moving liquid' [patent_app_type] => 1 [patent_app_number] => 8/471611 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3145 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/563/05563929.pdf [firstpage_image] =>[orig_patent_app_number] => 471611 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/471611
On-line monitor for particulate analyte in a moving liquid Jun 5, 1995 Issued
Array ( [id] => 3564307 [patent_doc_number] => 05574764 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-12 [patent_title] => 'Digital brightness detector' [patent_app_type] => 1 [patent_app_number] => 8/466646 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2341 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/574/05574764.pdf [firstpage_image] =>[orig_patent_app_number] => 466646 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/466646
Digital brightness detector Jun 5, 1995 Issued
Array ( [id] => 3517821 [patent_doc_number] => 05570405 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-29 [patent_title] => 'Registration and alignment technique for X-ray mask fabrication' [patent_app_type] => 1 [patent_app_number] => 8/466564 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3680 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/570/05570405.pdf [firstpage_image] =>[orig_patent_app_number] => 466564 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/466564
Registration and alignment technique for X-ray mask fabrication Jun 5, 1995 Issued
Array ( [id] => 4038445 [patent_doc_number] => 05883932 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-16 [patent_title] => 'Substrate holding device and exposing apparatus using the same' [patent_app_type] => 1 [patent_app_number] => 8/464225 [patent_app_country] => US [patent_app_date] => 1995-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 27 [patent_no_of_words] => 7111 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/883/05883932.pdf [firstpage_image] =>[orig_patent_app_number] => 464225 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/464225
Substrate holding device and exposing apparatus using the same Jun 4, 1995 Issued
Array ( [id] => 3501923 [patent_doc_number] => 05561698 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-01 [patent_title] => 'Radiographic calibration device for a machine with a movable radiation source' [patent_app_type] => 1 [patent_app_number] => 8/461534 [patent_app_country] => US [patent_app_date] => 1995-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1680 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/561/05561698.pdf [firstpage_image] =>[orig_patent_app_number] => 461534 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/461534
Radiographic calibration device for a machine with a movable radiation source Jun 4, 1995 Issued
Array ( [id] => 3700276 [patent_doc_number] => 05604779 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-18 [patent_title] => 'Optical exposure method and device formed by the method' [patent_app_type] => 1 [patent_app_number] => 8/455154 [patent_app_country] => US [patent_app_date] => 1995-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 5885 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/604/05604779.pdf [firstpage_image] =>[orig_patent_app_number] => 455154 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/455154
Optical exposure method and device formed by the method May 30, 1995 Issued
Array ( [id] => 3634196 [patent_doc_number] => 05594771 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-14 [patent_title] => 'Digital angiographic apparatus' [patent_app_type] => 1 [patent_app_number] => 8/449955 [patent_app_country] => US [patent_app_date] => 1995-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 26 [patent_no_of_words] => 9586 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 334 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/594/05594771.pdf [firstpage_image] =>[orig_patent_app_number] => 449955 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/449955
Digital angiographic apparatus May 24, 1995 Issued
Array ( [id] => 3567710 [patent_doc_number] => 05544216 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'X-ray examination apparatus' [patent_app_type] => 1 [patent_app_number] => 8/450706 [patent_app_country] => US [patent_app_date] => 1995-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2260 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/544/05544216.pdf [firstpage_image] =>[orig_patent_app_number] => 450706 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/450706
X-ray examination apparatus May 24, 1995 Issued
Array ( [id] => 3526243 [patent_doc_number] => 05487098 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-23 [patent_title] => 'Modular detector arrangement for X-ray tomographic system' [patent_app_type] => 1 [patent_app_number] => 8/447181 [patent_app_country] => US [patent_app_date] => 1995-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 5397 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/487/05487098.pdf [firstpage_image] =>[orig_patent_app_number] => 447181 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/447181
Modular detector arrangement for X-ray tomographic system May 21, 1995 Issued
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