Search

John Kwon

Examiner (ID: 5776, Phone: (571)272-4846 , Office: P/3747 )

Most Active Art Unit
3747
Art Unit(s)
3754, 3404, 3401, 3745, 2403, 3622, 2605, 3747, 2402
Total Applications
4782
Issued Applications
4291
Pending Applications
92
Abandoned Applications
420

Applications

Application numberTitle of the applicationFiling DateStatus
07/035832 REACTOR COOLANT PUMP SEALING SURFACES WITH TITANIUM NITRIDE COATING Apr 7, 1987 Abandoned
Array ( [id] => 2375541 [patent_doc_number] => 04768420 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-06 [patent_title] => 'Control arrangement for controlling a hydraulic drive for driving a piston pump' [patent_app_type] => 1 [patent_app_number] => 7/034853 [patent_app_country] => US [patent_app_date] => 1987-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2964 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 510 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/768/04768420.pdf [firstpage_image] =>[orig_patent_app_number] => 034853 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/034853
Control arrangement for controlling a hydraulic drive for driving a piston pump Apr 2, 1987 Issued
Array ( [id] => 2546454 [patent_doc_number] => 04815934 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-28 [patent_title] => 'Air deflector arrangement' [patent_app_type] => 1 [patent_app_number] => 7/033029 [patent_app_country] => US [patent_app_date] => 1987-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 7560 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/815/04815934.pdf [firstpage_image] =>[orig_patent_app_number] => 033029 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/033029
Air deflector arrangement Mar 30, 1987 Issued
Array ( [id] => 2412315 [patent_doc_number] => 04734009 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-29 [patent_title] => 'Method and apparatus for aligning turbine rotors' [patent_app_type] => 1 [patent_app_number] => 7/031801 [patent_app_country] => US [patent_app_date] => 1987-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3344 [patent_no_of_claims] => 9 [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/04/734/04734009.pdf [firstpage_image] =>[orig_patent_app_number] => 031801 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/031801
Method and apparatus for aligning turbine rotors Mar 29, 1987 Issued
Array ( [id] => 2443951 [patent_doc_number] => 04732529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-22 [patent_title] => 'Turbomolecular pump' [patent_app_type] => 1 [patent_app_number] => 7/031193 [patent_app_country] => US [patent_app_date] => 1987-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 3529 [patent_no_of_claims] => 5 [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/04/732/04732529.pdf [firstpage_image] =>[orig_patent_app_number] => 031193 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/031193
Turbomolecular pump Mar 26, 1987 Issued
Array ( [id] => 2540042 [patent_doc_number] => 04804313 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-14 [patent_title] => 'Side channel self priming fuel pump having reservoir' [patent_app_type] => 1 [patent_app_number] => 7/029517 [patent_app_country] => US [patent_app_date] => 1987-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2120 [patent_no_of_claims] => 4 [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/04/804/04804313.pdf [firstpage_image] =>[orig_patent_app_number] => 029517 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/029517
Side channel self priming fuel pump having reservoir Mar 23, 1987 Issued
Array ( [id] => 2344880 [patent_doc_number] => 04702670 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-27 [patent_title] => 'Gas turbine engines' [patent_app_type] => 1 [patent_app_number] => 7/028047 [patent_app_country] => US [patent_app_date] => 1987-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1119 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/702/04702670.pdf [firstpage_image] =>[orig_patent_app_number] => 028047 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/028047
Gas turbine engines Mar 19, 1987 Issued
Array ( [id] => 2415602 [patent_doc_number] => 04773820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-27 [patent_title] => 'Buffer device for the spiral housings of water turbines and like machines' [patent_app_type] => 1 [patent_app_number] => 7/024131 [patent_app_country] => US [patent_app_date] => 1987-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1515 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/773/04773820.pdf [firstpage_image] =>[orig_patent_app_number] => 024131 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/024131
Buffer device for the spiral housings of water turbines and like machines Mar 9, 1987 Issued
Array ( [id] => 2516597 [patent_doc_number] => 04872809 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-10 [patent_title] => 'Slurry pump having increased efficiency and wear characteristics' [patent_app_type] => 1 [patent_app_number] => 7/022787 [patent_app_country] => US [patent_app_date] => 1987-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2380 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/872/04872809.pdf [firstpage_image] =>[orig_patent_app_number] => 022787 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/022787
Slurry pump having increased efficiency and wear characteristics Mar 5, 1987 Issued
Array ( [id] => 2416751 [patent_doc_number] => 04738586 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-19 [patent_title] => 'Compressor blade tip seal' [patent_app_type] => 1 [patent_app_number] => 7/049043 [patent_app_country] => US [patent_app_date] => 1987-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1799 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/738/04738586.pdf [firstpage_image] =>[orig_patent_app_number] => 049043 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/049043
Compressor blade tip seal Mar 5, 1987 Issued
Array ( [id] => 2437054 [patent_doc_number] => 04744723 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-17 [patent_title] => 'Method for starting thermal power plant' [patent_app_type] => 1 [patent_app_number] => 7/020888 [patent_app_country] => US [patent_app_date] => 1987-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2475 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/744/04744723.pdf [firstpage_image] =>[orig_patent_app_number] => 020888 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/020888
Method for starting thermal power plant Mar 1, 1987 Issued
Array ( [id] => 2507668 [patent_doc_number] => 04874287 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-17 [patent_title] => 'Variable-geometry turbocompressor' [patent_app_type] => 1 [patent_app_number] => 7/017459 [patent_app_country] => US [patent_app_date] => 1987-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2082 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/874/04874287.pdf [firstpage_image] =>[orig_patent_app_number] => 017459 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/017459
Variable-geometry turbocompressor Feb 23, 1987 Issued
Array ( [id] => 2286925 [patent_doc_number] => 04710099 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-01 [patent_title] => 'Multi-stage turbine' [patent_app_type] => 1 [patent_app_number] => 7/018733 [patent_app_country] => US [patent_app_date] => 1987-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 2472 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 405 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/710/04710099.pdf [firstpage_image] =>[orig_patent_app_number] => 018733 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/018733
Multi-stage turbine Feb 23, 1987 Issued
Array ( [id] => 2437121 [patent_doc_number] => 04756664 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-12 [patent_title] => 'Scavenge oil system' [patent_app_type] => 1 [patent_app_number] => 7/017977 [patent_app_country] => US [patent_app_date] => 1987-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3303 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/756/04756664.pdf [firstpage_image] =>[orig_patent_app_number] => 017977 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/017977
Scavenge oil system Feb 23, 1987 Issued
Array ( [id] => 2382444 [patent_doc_number] => 04781524 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-01 [patent_title] => 'Method and apparatus for detecting pressure surges in a turbo-compressor' [patent_app_type] => 1 [patent_app_number] => 7/013659 [patent_app_country] => US [patent_app_date] => 1987-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2010 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/781/04781524.pdf [firstpage_image] =>[orig_patent_app_number] => 013659 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/013659
Method and apparatus for detecting pressure surges in a turbo-compressor Feb 11, 1987 Issued
Array ( [id] => 2377083 [patent_doc_number] => 04737072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-12 [patent_title] => 'Centrifugal pump' [patent_app_type] => 1 [patent_app_number] => 7/009046 [patent_app_country] => US [patent_app_date] => 1987-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4368 [patent_no_of_claims] => 4 [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/04/737/04737072.pdf [firstpage_image] =>[orig_patent_app_number] => 009046 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/009046
Centrifugal pump Jan 28, 1987 Issued
Array ( [id] => 2437076 [patent_doc_number] => 04750860 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-06-14 [patent_title] => 'Fan' [patent_app_type] => 1 [patent_app_number] => 7/005057 [patent_app_country] => US [patent_app_date] => 1987-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1139 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/750/04750860.pdf [firstpage_image] =>[orig_patent_app_number] => 005057 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/005057
Fan Jan 19, 1987 Issued
07/004546 DENTAL SUCTION APPARATUS Jan 15, 1987 Abandoned
Array ( [id] => 2440429 [patent_doc_number] => 04767265 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-30 [patent_title] => 'Turbomolecular pump with improved bearing assembly' [patent_app_type] => 1 [patent_app_number] => 6/946987 [patent_app_country] => US [patent_app_date] => 1986-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3342 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/767/04767265.pdf [firstpage_image] =>[orig_patent_app_number] => 946987 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/946987
Turbomolecular pump with improved bearing assembly Dec 28, 1986 Issued
Array ( [id] => 2532226 [patent_doc_number] => 04826400 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-02 [patent_title] => 'Curvilinear turbine airfoil' [patent_app_type] => 1 [patent_app_number] => 6/947457 [patent_app_country] => US [patent_app_date] => 1986-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 2070 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/826/04826400.pdf [firstpage_image] =>[orig_patent_app_number] => 947457 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/947457
Curvilinear turbine airfoil Dec 28, 1986 Issued
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