Search

Andrew Gus Yang

Examiner (ID: 4675, Phone: (571)272-5514 , Office: P/2614 )

Most Active Art Unit
2614
Art Unit(s)
2628, 2679, 2671, 2614, 2619
Total Applications
668
Issued Applications
422
Pending Applications
57
Abandoned Applications
201

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2715349 [patent_doc_number] => 05024578 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-18 [patent_title] => 'Regenerative pump with two-stage stripper' [patent_app_type] => 1 [patent_app_number] => 7/419297 [patent_app_country] => US [patent_app_date] => 1989-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1960 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/024/05024578.pdf [firstpage_image] =>[orig_patent_app_number] => 419297 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/419297
Regenerative pump with two-stage stripper Oct 9, 1989 Issued
Array ( [id] => 2652093 [patent_doc_number] => 04998410 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-12 [patent_title] => 'Hybrid staged combustion-expander topping cycle engine' [patent_app_type] => 1 [patent_app_number] => 7/403278 [patent_app_country] => US [patent_app_date] => 1989-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2874 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/998/04998410.pdf [firstpage_image] =>[orig_patent_app_number] => 403278 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/403278
Hybrid staged combustion-expander topping cycle engine Sep 4, 1989 Issued
Array ( [id] => 2706684 [patent_doc_number] => 05007807 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Hermetic compressor having resilient internal mounting' [patent_app_type] => 1 [patent_app_number] => 7/320564 [patent_app_country] => US [patent_app_date] => 1989-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5648 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/007/05007807.pdf [firstpage_image] =>[orig_patent_app_number] => 320564 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/320564
Hermetic compressor having resilient internal mounting Mar 7, 1989 Issued
07/311086 VACUUM PUMP AND AUTOMATIC INFLATING PACKERS Feb 14, 1989 Abandoned
Array ( [id] => 2662500 [patent_doc_number] => 05003772 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-02 [patent_title] => 'Turbo hydraulic unitized actuator' [patent_app_type] => 1 [patent_app_number] => 7/256864 [patent_app_country] => US [patent_app_date] => 1988-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 5021 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/003/05003772.pdf [firstpage_image] =>[orig_patent_app_number] => 256864 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/256864
Turbo hydraulic unitized actuator Oct 11, 1988 Issued
07/197857 LUBRICATION SYSTEM FOR A ROTARY-PISTON INTERNAL COMBUSTION ENGINE May 23, 1988 Abandoned
Array ( [id] => 2480090 [patent_doc_number] => 04799863 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-24 [patent_title] => 'Vacuum flow device' [patent_app_type] => 1 [patent_app_number] => 7/193203 [patent_app_country] => US [patent_app_date] => 1988-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1965 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/799/04799863.pdf [firstpage_image] =>[orig_patent_app_number] => 193203 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/193203
Vacuum flow device May 8, 1988 Issued
Array ( [id] => 2500658 [patent_doc_number] => 04795315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-03 [patent_title] => 'Two-stage liquid ring pump' [patent_app_type] => 1 [patent_app_number] => 7/175666 [patent_app_country] => US [patent_app_date] => 1988-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2171 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/795/04795315.pdf [firstpage_image] =>[orig_patent_app_number] => 175666 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/175666
Two-stage liquid ring pump Mar 23, 1988 Issued
Array ( [id] => 2508794 [patent_doc_number] => 04872394 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-10 [patent_title] => 'Bent axis type axial piston pump or motor' [patent_app_type] => 1 [patent_app_number] => 7/149896 [patent_app_country] => US [patent_app_date] => 1988-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 24 [patent_no_of_words] => 9461 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/872/04872394.pdf [firstpage_image] =>[orig_patent_app_number] => 149896 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/149896
Bent axis type axial piston pump or motor Jan 27, 1988 Issued
Array ( [id] => 2535604 [patent_doc_number] => 04815358 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-28 [patent_title] => 'Balanced variable stroke axial piston machine' [patent_app_type] => 1 [patent_app_number] => 7/148850 [patent_app_country] => US [patent_app_date] => 1988-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 3580 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/815/04815358.pdf [firstpage_image] =>[orig_patent_app_number] => 148850 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/148850
Balanced variable stroke axial piston machine Jan 26, 1988 Issued
Array ( [id] => 2677105 [patent_doc_number] => 04995304 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Extendable cylinders of elastically variable length for use in a pump' [patent_app_type] => 1 [patent_app_number] => 7/117048 [patent_app_country] => US [patent_app_date] => 1987-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 23 [patent_no_of_words] => 3657 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/995/04995304.pdf [firstpage_image] =>[orig_patent_app_number] => 117048 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/117048
Extendable cylinders of elastically variable length for use in a pump Dec 27, 1987 Issued
Array ( [id] => 2628240 [patent_doc_number] => 04913625 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-03 [patent_title] => 'Automatic pump protection system' [patent_app_type] => 1 [patent_app_number] => 7/134720 [patent_app_country] => US [patent_app_date] => 1987-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2559 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/913/04913625.pdf [firstpage_image] =>[orig_patent_app_number] => 134720 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/134720
Automatic pump protection system Dec 17, 1987 Issued
07/122362 FLUID CONTROL GAS LIFF PUMP Nov 2, 1987 Abandoned
07/115677 VANE PUMP Oct 29, 1987 Abandoned
07/113753 PERISTALTIC PUMP Oct 26, 1987 Abandoned
07/113568 VANE PUMP Oct 25, 1987 Abandoned
07/110919 VANE PUMP Oct 20, 1987 Abandoned
Array ( [id] => 2520314 [patent_doc_number] => 04797073 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-10 [patent_title] => 'Pump with rotating and reciprocating piston' [patent_app_type] => 1 [patent_app_number] => 7/106370 [patent_app_country] => US [patent_app_date] => 1987-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3261 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/797/04797073.pdf [firstpage_image] =>[orig_patent_app_number] => 106370 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/106370
Pump with rotating and reciprocating piston Oct 8, 1987 Issued
Array ( [id] => 2481786 [patent_doc_number] => 04824338 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-25 [patent_title] => 'Pump arrangement which includes axially extending cylindrical ring noses on coned rings with a centering ring and seal ring radially of the face wherein two of the ring nose are oppositionally directed and laid together' [patent_app_type] => 1 [patent_app_number] => 7/087849 [patent_app_country] => US [patent_app_date] => 1987-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 23 [patent_no_of_words] => 8017 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 338 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/824/04824338.pdf [firstpage_image] =>[orig_patent_app_number] => 087849 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/087849
Pump arrangement which includes axially extending cylindrical ring noses on coned rings with a centering ring and seal ring radially of the face wherein two of the ring nose are oppositionally directed and laid together Aug 16, 1987 Issued
07/131500 JET PUMP Aug 2, 1987 Abandoned
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