Search

John Kwon

Examiner (ID: 6838, Phone: (571)272-4846 , Office: P/3747 )

Most Active Art Unit
3747
Art Unit(s)
3401, 2403, 3622, 3404, 2605, 2402, 3745, 3754, 3747
Total Applications
4796
Issued Applications
4297
Pending Applications
98
Abandoned Applications
421

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2445582 [patent_doc_number] => 04722661 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-02 [patent_title] => 'Magnetic-drive centrifugal pump' [patent_app_type] => 1 [patent_app_number] => 6/785657 [patent_app_country] => US [patent_app_date] => 1985-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3105 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/722/04722661.pdf [firstpage_image] =>[orig_patent_app_number] => 785657 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/785657
Magnetic-drive centrifugal pump Oct 8, 1985 Issued
Array ( [id] => 2321398 [patent_doc_number] => 04697983 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-06 [patent_title] => 'Steam introducing part structure of steam turbine' [patent_app_type] => 1 [patent_app_number] => 6/785599 [patent_app_country] => US [patent_app_date] => 1985-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2591 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 306 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/697/04697983.pdf [firstpage_image] =>[orig_patent_app_number] => 785599 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/785599
Steam introducing part structure of steam turbine Oct 7, 1985 Issued
Array ( [id] => 2357234 [patent_doc_number] => 04657479 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-14 [patent_title] => 'Rotor tip clearance control devices' [patent_app_type] => 1 [patent_app_number] => 6/783159 [patent_app_country] => US [patent_app_date] => 1985-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1943 [patent_no_of_claims] => 11 [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/04/657/04657479.pdf [firstpage_image] =>[orig_patent_app_number] => 783159 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/783159
Rotor tip clearance control devices Oct 1, 1985 Issued
Array ( [id] => 2332306 [patent_doc_number] => 04668163 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-05-26 [patent_title] => 'Automatic control device of a labyrinth seal clearance in a turbo-jet engine' [patent_app_type] => 1 [patent_app_number] => 6/780440 [patent_app_country] => US [patent_app_date] => 1985-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3334 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/668/04668163.pdf [firstpage_image] =>[orig_patent_app_number] => 780440 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/780440
Automatic control device of a labyrinth seal clearance in a turbo-jet engine Sep 25, 1985 Issued
Array ( [id] => 2380622 [patent_doc_number] => 04662821 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-05-05 [patent_title] => 'Automatic control device of a labyrinth seal clearance in a turbo jet engine' [patent_app_type] => 1 [patent_app_number] => 6/780457 [patent_app_country] => US [patent_app_date] => 1985-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4262 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/662/04662821.pdf [firstpage_image] =>[orig_patent_app_number] => 780457 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/780457
Automatic control device of a labyrinth seal clearance in a turbo jet engine Sep 25, 1985 Issued
Array ( [id] => 2406049 [patent_doc_number] => 04725197 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-16 [patent_title] => 'Devices for imparting rotary motion' [patent_app_type] => 1 [patent_app_number] => 6/779722 [patent_app_country] => US [patent_app_date] => 1985-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2116 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/725/04725197.pdf [firstpage_image] =>[orig_patent_app_number] => 779722 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/779722
Devices for imparting rotary motion Sep 23, 1985 Issued
Array ( [id] => 2344192 [patent_doc_number] => 04692091 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-08 [patent_title] => 'Low noise fan' [patent_app_type] => 1 [patent_app_number] => 6/779059 [patent_app_country] => US [patent_app_date] => 1985-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1822 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/692/04692091.pdf [firstpage_image] =>[orig_patent_app_number] => 779059 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/779059
Low noise fan Sep 22, 1985 Issued
06/778730 AIR CLEANING APPARATUS AND CONSTRUCTION OF CLEAN ROOM WITH THE SAME Sep 19, 1985 Abandoned
06/778127 ROLL-FORMED SUBMERSIBLE PUMP Sep 18, 1985 Abandoned
Array ( [id] => 2297531 [patent_doc_number] => 04673330 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-16 [patent_title] => 'Method for control of the function of a centrifugal pump' [patent_app_type] => 1 [patent_app_number] => 6/777302 [patent_app_country] => US [patent_app_date] => 1985-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2594 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/673/04673330.pdf [firstpage_image] =>[orig_patent_app_number] => 777302 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/777302
Method for control of the function of a centrifugal pump Sep 17, 1985 Issued
06/777040 CENTRIFUGAL PUMP Sep 16, 1985 Abandoned
Array ( [id] => 2332294 [patent_doc_number] => 04668162 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-05-26 [patent_title] => 'Changeable cooling control system for a turbine shroud and rotor' [patent_app_type] => 1 [patent_app_number] => 6/776322 [patent_app_country] => US [patent_app_date] => 1985-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3278 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/668/04668162.pdf [firstpage_image] =>[orig_patent_app_number] => 776322 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/776322
Changeable cooling control system for a turbine shroud and rotor Sep 15, 1985 Issued
Array ( [id] => 2289026 [patent_doc_number] => 04652209 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-03-24 [patent_title] => 'Knurled turbine tip seal' [patent_app_type] => 1 [patent_app_number] => 6/775554 [patent_app_country] => US [patent_app_date] => 1985-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1040 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/652/04652209.pdf [firstpage_image] =>[orig_patent_app_number] => 775554 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/775554
Knurled turbine tip seal Sep 12, 1985 Issued
Array ( [id] => 2405399 [patent_doc_number] => 04743160 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-10 [patent_title] => 'Process and device for limiting the overspeed of a low head hydroelectric generating set' [patent_app_type] => 1 [patent_app_number] => 6/774697 [patent_app_country] => US [patent_app_date] => 1985-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3765 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/743/04743160.pdf [firstpage_image] =>[orig_patent_app_number] => 774697 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/774697
Process and device for limiting the overspeed of a low head hydroelectric generating set Sep 10, 1985 Issued
Array ( [id] => 2342555 [patent_doc_number] => 04653574 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-03-31 [patent_title] => 'Air to air heat exchanger' [patent_app_type] => 1 [patent_app_number] => 6/774376 [patent_app_country] => US [patent_app_date] => 1985-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4968 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/653/04653574.pdf [firstpage_image] =>[orig_patent_app_number] => 774376 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/774376
Air to air heat exchanger Sep 8, 1985 Issued
Array ( [id] => 2315938 [patent_doc_number] => 04633759 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-01-06 [patent_title] => 'Hydraulic pivot drive' [patent_app_type] => 1 [patent_app_number] => 6/771721 [patent_app_country] => US [patent_app_date] => 1985-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4753 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 389 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/633/04633759.pdf [firstpage_image] =>[orig_patent_app_number] => 771721 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/771721
Hydraulic pivot drive Sep 2, 1985 Issued
Array ( [id] => 2311114 [patent_doc_number] => 04715780 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-29 [patent_title] => 'Water pump' [patent_app_type] => 1 [patent_app_number] => 6/771119 [patent_app_country] => US [patent_app_date] => 1985-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1488 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/715/04715780.pdf [firstpage_image] =>[orig_patent_app_number] => 771119 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/771119
Water pump Aug 29, 1985 Issued
Array ( [id] => 2348307 [patent_doc_number] => 04653980 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-03-31 [patent_title] => 'Mechanical seal for pumps and method of fabricating same' [patent_app_type] => 1 [patent_app_number] => 6/770474 [patent_app_country] => US [patent_app_date] => 1985-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 14 [patent_no_of_words] => 5127 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/653/04653980.pdf [firstpage_image] =>[orig_patent_app_number] => 770474 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/770474
Mechanical seal for pumps and method of fabricating same Aug 28, 1985 Issued
Array ( [id] => 2304352 [patent_doc_number] => 04674951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-23 [patent_title] => 'Ring structure and compressor blow-off arrangement comprising said ring' [patent_app_type] => 1 [patent_app_number] => 6/770247 [patent_app_country] => US [patent_app_date] => 1985-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2050 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/674/04674951.pdf [firstpage_image] =>[orig_patent_app_number] => 770247 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/770247
Ring structure and compressor blow-off arrangement comprising said ring Aug 27, 1985 Issued
Array ( [id] => 2352709 [patent_doc_number] => 04687411 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-18 [patent_title] => 'Speed increasing gear for a centrifugal compressor' [patent_app_type] => 1 [patent_app_number] => 6/769326 [patent_app_country] => US [patent_app_date] => 1985-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3205 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/687/04687411.pdf [firstpage_image] =>[orig_patent_app_number] => 769326 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/769326
Speed increasing gear for a centrifugal compressor Aug 25, 1985 Issued
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