Search

Tan V. Mai

Examiner (ID: 18672, Phone: (571)272-3726 , Office: P/2182 )

Most Active Art Unit
2193
Art Unit(s)
2182, 2786, 2306, 2302, 2124, 2121, 2787, 2301, 2183, 2193
Total Applications
3863
Issued Applications
3434
Pending Applications
94
Abandoned Applications
349

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2055203 [patent_doc_number] => 04408859 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-11 [patent_title] => 'Speed governor for camera' [patent_app_type] => 1 [patent_app_number] => 6/333293 [patent_app_country] => US [patent_app_date] => 1981-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 4542 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/408/04408859.pdf [firstpage_image] =>[orig_patent_app_number] => 333293 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/333293
Speed governor for camera Dec 21, 1981 Issued
Array ( [id] => 2039417 [patent_doc_number] => 04417797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-11-29 [patent_title] => 'Variable force electromagnetic shutter' [patent_app_type] => 1 [patent_app_number] => 6/333563 [patent_app_country] => US [patent_app_date] => 1981-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 3176 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/417/04417797.pdf [firstpage_image] =>[orig_patent_app_number] => 333563 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/333563
Variable force electromagnetic shutter Dec 21, 1981 Issued
Array ( [id] => 2001866 [patent_doc_number] => 04411509 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-25 [patent_title] => 'Take-up assembly for automatic film loading of camera' [patent_app_type] => 1 [patent_app_number] => 6/331587 [patent_app_country] => US [patent_app_date] => 1981-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 19 [patent_no_of_words] => 5213 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/411/04411509.pdf [firstpage_image] =>[orig_patent_app_number] => 331587 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/331587
Take-up assembly for automatic film loading of camera Dec 16, 1981 Issued
Array ( [id] => 2055837 [patent_doc_number] => 04432626 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-21 [patent_title] => 'Single-lens reflex type viewfinder and method of adjusting the same' [patent_app_type] => 1 [patent_app_number] => 6/330863 [patent_app_country] => US [patent_app_date] => 1981-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 32 [patent_no_of_words] => 12277 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/432/04432626.pdf [firstpage_image] =>[orig_patent_app_number] => 330863 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/330863
Single-lens reflex type viewfinder and method of adjusting the same Dec 14, 1981 Issued
Array ( [id] => 2125635 [patent_doc_number] => 04453814 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-06-12 [patent_title] => 'Device for recording data on film of a camera' [patent_app_type] => 1 [patent_app_number] => 6/329415 [patent_app_country] => US [patent_app_date] => 1981-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1364 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/453/04453814.pdf [firstpage_image] =>[orig_patent_app_number] => 329415 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/329415
Device for recording data on film of a camera Dec 9, 1981 Issued
Array ( [id] => 2055174 [patent_doc_number] => 04408856 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-10-11 [patent_title] => 'Device for locking a blade driver in an electronic shutter' [patent_app_type] => 1 [patent_app_number] => 6/326633 [patent_app_country] => US [patent_app_date] => 1981-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 6383 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/408/04408856.pdf [firstpage_image] =>[orig_patent_app_number] => 326633 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/326633
Device for locking a blade driver in an electronic shutter Dec 1, 1981 Issued
Array ( [id] => 2002116 [patent_doc_number] => 04401377 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-08-30 [patent_title] => 'Motor-driven film transporting device in a single lens reflex camera including means for selectively driving film in a wind-up mode and a rewind mode' [patent_app_type] => 1 [patent_app_number] => 6/322574 [patent_app_country] => US [patent_app_date] => 1981-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1398 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/401/04401377.pdf [firstpage_image] =>[orig_patent_app_number] => 322574 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/322574
Motor-driven film transporting device in a single lens reflex camera including means for selectively driving film in a wind-up mode and a rewind mode Nov 17, 1981 Issued
Array ( [id] => 2019010 [patent_doc_number] => 04372664 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-08 [patent_title] => 'Moisture- and dust-proof device for rotating operation part of camera' [patent_app_type] => 1 [patent_app_number] => 6/321206 [patent_app_country] => US [patent_app_date] => 1981-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1492 [patent_no_of_claims] => 3 [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/04/372/04372664.pdf [firstpage_image] =>[orig_patent_app_number] => 321206 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/321206
Moisture- and dust-proof device for rotating operation part of camera Nov 12, 1981 Issued
Array ( [id] => 2025349 [patent_doc_number] => 04376575 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-15 [patent_title] => 'Single lens reflex cameras and viewfinder display switchover devices therefor' [patent_app_type] => 1 [patent_app_number] => 6/319068 [patent_app_country] => US [patent_app_date] => 1981-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3029 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/376/04376575.pdf [firstpage_image] =>[orig_patent_app_number] => 319068 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/319068
Single lens reflex cameras and viewfinder display switchover devices therefor Nov 5, 1981 Issued
Array ( [id] => 2093453 [patent_doc_number] => 04474444 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-02 [patent_title] => 'Method and apparatus for processing photographic materials by transferring processing liquids one by one to a processing receptacle' [patent_app_type] => 1 [patent_app_number] => 6/318337 [patent_app_country] => US [patent_app_date] => 1981-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 3869 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/474/04474444.pdf [firstpage_image] =>[orig_patent_app_number] => 318337 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/318337
Method and apparatus for processing photographic materials by transferring processing liquids one by one to a processing receptacle Nov 4, 1981 Issued
Array ( [id] => 2013055 [patent_doc_number] => 04368969 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-18 [patent_title] => 'Apparatus for guiding finite film strip portions during their conveyance' [patent_app_type] => 1 [patent_app_number] => 6/318252 [patent_app_country] => US [patent_app_date] => 1981-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2485 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/368/04368969.pdf [firstpage_image] =>[orig_patent_app_number] => 318252 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/318252
Apparatus for guiding finite film strip portions during their conveyance Nov 3, 1981 Issued
Array ( [id] => 2013941 [patent_doc_number] => 04374614 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-02-22 [patent_title] => 'Mechanism for loading film back in or unloading same from camera body' [patent_app_type] => 1 [patent_app_number] => 6/316372 [patent_app_country] => US [patent_app_date] => 1981-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1821 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/374/04374614.pdf [firstpage_image] =>[orig_patent_app_number] => 316372 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/316372
Mechanism for loading film back in or unloading same from camera body Oct 28, 1981 Issued
Array ( [id] => 2086319 [patent_doc_number] => 04423942 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-01-03 [patent_title] => 'Camera with selectable electromagnetic and mechanical shutter release' [patent_app_type] => 1 [patent_app_number] => 6/316416 [patent_app_country] => US [patent_app_date] => 1981-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1445 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/423/04423942.pdf [firstpage_image] =>[orig_patent_app_number] => 316416 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/316416
Camera with selectable electromagnetic and mechanical shutter release Oct 28, 1981 Issued
Array ( [id] => 2073596 [patent_doc_number] => 04444482 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'Film detecting device in automatic film winding type camera' [patent_app_type] => 1 [patent_app_number] => 6/316152 [patent_app_country] => US [patent_app_date] => 1981-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 951 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444482.pdf [firstpage_image] =>[orig_patent_app_number] => 316152 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/316152
Film detecting device in automatic film winding type camera Oct 27, 1981 Issued
Array ( [id] => 1994837 [patent_doc_number] => 04383751 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-17 [patent_title] => 'Developing apparatus with a rotatable brush having a protective hood' [patent_app_type] => 1 [patent_app_number] => 6/315283 [patent_app_country] => US [patent_app_date] => 1981-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2004 [patent_no_of_claims] => 4 [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/04/383/04383751.pdf [firstpage_image] =>[orig_patent_app_number] => 315283 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/315283
Developing apparatus with a rotatable brush having a protective hood Oct 26, 1981 Issued
Array ( [id] => 2039586 [patent_doc_number] => 04382671 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-10 [patent_title] => 'Signal transmission device in an intermediate lens barrel' [patent_app_type] => 1 [patent_app_number] => 6/315518 [patent_app_country] => US [patent_app_date] => 1981-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 14 [patent_no_of_words] => 2217 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/382/04382671.pdf [firstpage_image] =>[orig_patent_app_number] => 315518 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/315518
Signal transmission device in an intermediate lens barrel Oct 26, 1981 Issued
Array ( [id] => 2038012 [patent_doc_number] => 04385820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-31 [patent_title] => 'Mirrorraising motion braking mechanism' [patent_app_type] => 1 [patent_app_number] => 6/313148 [patent_app_country] => US [patent_app_date] => 1981-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2305 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/385/04385820.pdf [firstpage_image] =>[orig_patent_app_number] => 313148 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/313148
Mirrorraising motion braking mechanism Oct 19, 1981 Issued
Array ( [id] => 2017973 [patent_doc_number] => 04370041 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-25 [patent_title] => 'Combination photographing and developing apparatus' [patent_app_type] => 1 [patent_app_number] => 6/312714 [patent_app_country] => US [patent_app_date] => 1981-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 10240 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/370/04370041.pdf [firstpage_image] =>[orig_patent_app_number] => 312714 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/312714
Combination photographing and developing apparatus Oct 18, 1981 Issued
Array ( [id] => 2082353 [patent_doc_number] => 04437753 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-20 [patent_title] => 'Apparatus for supporting a camera against the sternum of the photographer' [patent_app_type] => 1 [patent_app_number] => 6/310214 [patent_app_country] => US [patent_app_date] => 1981-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 4431 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/437/04437753.pdf [firstpage_image] =>[orig_patent_app_number] => 310214 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/310214
Apparatus for supporting a camera against the sternum of the photographer Oct 8, 1981 Issued
Array ( [id] => 2075711 [patent_doc_number] => 04461554 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-07-24 [patent_title] => 'Self-reeling cassette driven by the motion of an inserted web' [patent_app_type] => 1 [patent_app_number] => 6/309628 [patent_app_country] => US [patent_app_date] => 1981-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2495 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/461/04461554.pdf [firstpage_image] =>[orig_patent_app_number] => 309628 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/309628
Self-reeling cassette driven by the motion of an inserted web Oct 7, 1981 Issued
Menu