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] => 3794146 [patent_doc_number] => 05818898 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-06 [patent_title] => 'X-ray imaging apparatus using X-ray planar detector' [patent_app_type] => 1 [patent_app_number] => 8/744937 [patent_app_country] => US [patent_app_date] => 1996-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 25 [patent_no_of_words] => 11998 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/818/05818898.pdf [firstpage_image] =>[orig_patent_app_number] => 744937 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/744937
X-ray imaging apparatus using X-ray planar detector Nov 5, 1996 Issued
Array ( [id] => 3830718 [patent_doc_number] => 05783829 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-21 [patent_title] => 'Energy and position sensitive radiation detectors' [patent_app_type] => 1 [patent_app_number] => 8/744763 [patent_app_country] => US [patent_app_date] => 1996-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 30 [patent_no_of_words] => 5537 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/783/05783829.pdf [firstpage_image] =>[orig_patent_app_number] => 744763 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/744763
Energy and position sensitive radiation detectors Nov 5, 1996 Issued
Array ( [id] => 3855336 [patent_doc_number] => 05848116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'X-ray detection apparatus' [patent_app_type] => 1 [patent_app_number] => 8/744216 [patent_app_country] => US [patent_app_date] => 1996-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2914 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/848/05848116.pdf [firstpage_image] =>[orig_patent_app_number] => 744216 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/744216
X-ray detection apparatus Nov 4, 1996 Issued
Array ( [id] => 4079532 [patent_doc_number] => 05867553 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-02 [patent_title] => 'Computed tomography scanner with reduced power x-ray source' [patent_app_type] => 1 [patent_app_number] => 8/739543 [patent_app_country] => US [patent_app_date] => 1996-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 9816 [patent_no_of_claims] => 65 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/867/05867553.pdf [firstpage_image] =>[orig_patent_app_number] => 739543 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/739543
Computed tomography scanner with reduced power x-ray source Oct 29, 1996 Issued
Array ( [id] => 4274854 [patent_doc_number] => 06205200 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-20 [patent_title] => 'Mobile X-ray unit' [patent_app_type] => 1 [patent_app_number] => 8/738927 [patent_app_country] => US [patent_app_date] => 1996-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5761 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/205/06205200.pdf [firstpage_image] =>[orig_patent_app_number] => 738927 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/738927
Mobile X-ray unit Oct 27, 1996 Issued
Array ( [id] => 4019242 [patent_doc_number] => 06005919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Jaw and circular collimator' [patent_app_type] => 1 [patent_app_number] => 8/736792 [patent_app_country] => US [patent_app_date] => 1996-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1854 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/005/06005919.pdf [firstpage_image] =>[orig_patent_app_number] => 736792 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/736792
Jaw and circular collimator Oct 24, 1996 Issued
Array ( [id] => 3632279 [patent_doc_number] => 05689541 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-18 [patent_title] => 'X-ray tube wherein damage to the radiation exit window due to back-scattered electrons is avoided' [patent_app_type] => 1 [patent_app_number] => 8/736957 [patent_app_country] => US [patent_app_date] => 1996-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2700 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/689/05689541.pdf [firstpage_image] =>[orig_patent_app_number] => 736957 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/736957
X-ray tube wherein damage to the radiation exit window due to back-scattered electrons is avoided Oct 24, 1996 Issued
Array ( [id] => 3753724 [patent_doc_number] => 05787146 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-28 [patent_title] => 'X-ray imaging system using diffractive x-ray optics for high definition low dosage three dimensional imaging of soft tissue' [patent_app_type] => 1 [patent_app_number] => 8/733405 [patent_app_country] => US [patent_app_date] => 1996-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 33 [patent_no_of_words] => 8058 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/787/05787146.pdf [firstpage_image] =>[orig_patent_app_number] => 733405 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/733405
X-ray imaging system using diffractive x-ray optics for high definition low dosage three dimensional imaging of soft tissue Oct 17, 1996 Issued
Array ( [id] => 3884906 [patent_doc_number] => 05838757 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-17 [patent_title] => 'Hard x-ray polycapillary telescope' [patent_app_type] => 1 [patent_app_number] => 8/733487 [patent_app_country] => US [patent_app_date] => 1996-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 22 [patent_no_of_words] => 12034 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/838/05838757.pdf [firstpage_image] =>[orig_patent_app_number] => 733487 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/733487
Hard x-ray polycapillary telescope Oct 17, 1996 Issued
08/732959 ROTATING SMALL CAMERA FOR TOMOGRAPHY Oct 16, 1996 Abandoned
Array ( [id] => 3809589 [patent_doc_number] => 05781607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-14 [patent_title] => 'Membrane mask structure, fabrication and use' [patent_app_type] => 1 [patent_app_number] => 8/731536 [patent_app_country] => US [patent_app_date] => 1996-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 34 [patent_no_of_words] => 6492 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/781/05781607.pdf [firstpage_image] =>[orig_patent_app_number] => 731536 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/731536
Membrane mask structure, fabrication and use Oct 15, 1996 Issued
Array ( [id] => 3890788 [patent_doc_number] => 05764723 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-09 [patent_title] => 'Apparatus and method to gate a source for radiation therapy' [patent_app_type] => 1 [patent_app_number] => 8/730965 [patent_app_country] => US [patent_app_date] => 1996-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4487 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/764/05764723.pdf [firstpage_image] =>[orig_patent_app_number] => 730965 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/730965
Apparatus and method to gate a source for radiation therapy Oct 15, 1996 Issued
Array ( [id] => 3748845 [patent_doc_number] => 05699401 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-16 [patent_title] => 'Anode assembly for use in x-ray tubes, and related articles of manufacture' [patent_app_type] => 1 [patent_app_number] => 8/731445 [patent_app_country] => US [patent_app_date] => 1996-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5452 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/699/05699401.pdf [firstpage_image] =>[orig_patent_app_number] => 731445 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/731445
Anode assembly for use in x-ray tubes, and related articles of manufacture Oct 14, 1996 Issued
Array ( [id] => 3915284 [patent_doc_number] => 05751788 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'Universal radiographic/fluoroscopic digital room' [patent_app_type] => 1 [patent_app_number] => 8/729989 [patent_app_country] => US [patent_app_date] => 1996-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 30 [patent_no_of_words] => 15561 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/751/05751788.pdf [firstpage_image] =>[orig_patent_app_number] => 729989 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/729989
Universal radiographic/fluoroscopic digital room Oct 10, 1996 Issued
Array ( [id] => 3632265 [patent_doc_number] => 05689540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-18 [patent_title] => 'X-ray water fraction meter' [patent_app_type] => 1 [patent_app_number] => 8/730547 [patent_app_country] => US [patent_app_date] => 1996-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2108 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/689/05689540.pdf [firstpage_image] =>[orig_patent_app_number] => 730547 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/730547
X-ray water fraction meter Oct 10, 1996 Issued
Array ( [id] => 3800332 [patent_doc_number] => 05737388 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-07 [patent_title] => 'Digital intraoral X-ray photography method and holder for picture plate or X-ray film' [patent_app_type] => 1 [patent_app_number] => 8/702527 [patent_app_country] => US [patent_app_date] => 1996-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 2319 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/737/05737388.pdf [firstpage_image] =>[orig_patent_app_number] => 702527 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/702527
Digital intraoral X-ray photography method and holder for picture plate or X-ray film Oct 10, 1996 Issued
Array ( [id] => 3869003 [patent_doc_number] => 05768336 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-16 [patent_title] => 'Universal radiographic/fluoroscopic digital room' [patent_app_type] => 1 [patent_app_number] => 8/728884 [patent_app_country] => US [patent_app_date] => 1996-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 30 [patent_no_of_words] => 15550 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/768/05768336.pdf [firstpage_image] =>[orig_patent_app_number] => 728884 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/728884
Universal radiographic/fluoroscopic digital room Oct 10, 1996 Issued
Array ( [id] => 3823424 [patent_doc_number] => 05710801 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-20 [patent_title] => 'X-ray examination apparatus comprising an exposure-control system' [patent_app_type] => 1 [patent_app_number] => 8/728116 [patent_app_country] => US [patent_app_date] => 1996-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4775 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/710/05710801.pdf [firstpage_image] =>[orig_patent_app_number] => 728116 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/728116
X-ray examination apparatus comprising an exposure-control system Oct 8, 1996 Issued
Array ( [id] => 3782037 [patent_doc_number] => 05734694 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-31 [patent_title] => 'Universal radiographic room' [patent_app_type] => 1 [patent_app_number] => 8/728082 [patent_app_country] => US [patent_app_date] => 1996-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4026 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/734/05734694.pdf [firstpage_image] =>[orig_patent_app_number] => 728082 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/728082
Universal radiographic room Oct 8, 1996 Issued
Array ( [id] => 3915167 [patent_doc_number] => 05751781 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-12 [patent_title] => 'Apparatus for treating a patient' [patent_app_type] => 1 [patent_app_number] => 8/726287 [patent_app_country] => US [patent_app_date] => 1996-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 11322 [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/05/751/05751781.pdf [firstpage_image] =>[orig_patent_app_number] => 726287 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/726287
Apparatus for treating a patient Oct 3, 1996 Issued
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