Search

Wellington Chin

Supervisory Patent Examiner (ID: 8954, Phone: (571)272-3134 , Office: P/2600 )

Most Active Art Unit
2603
Art Unit(s)
2607, 2600, 2603, 2616, 2733, 2664
Total Applications
918
Issued Applications
839
Pending Applications
11
Abandoned Applications
67

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2647041 [patent_doc_number] => 04910730 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-20 [patent_title] => 'Batcher-banyan network' [patent_app_type] => 1 [patent_app_number] => 7/167790 [patent_app_country] => US [patent_app_date] => 1988-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 30 [patent_no_of_words] => 7033 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/910/04910730.pdf [firstpage_image] =>[orig_patent_app_number] => 167790 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/167790
Batcher-banyan network Mar 13, 1988 Issued
Array ( [id] => 2644097 [patent_doc_number] => 04893310 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-09 [patent_title] => 'Digital key telephone system' [patent_app_type] => 1 [patent_app_number] => 7/166345 [patent_app_country] => US [patent_app_date] => 1988-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 9278 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/893/04893310.pdf [firstpage_image] =>[orig_patent_app_number] => 166345 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/166345
Digital key telephone system Mar 9, 1988 Issued
07/168542 DIGITAL TIMESLOT AND SIGNALING BUS IN A DIGITAL PBX SWITCH Mar 7, 1988 Abandoned
Array ( [id] => 2644378 [patent_doc_number] => 04953160 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Digital data over voice communication' [patent_app_type] => 1 [patent_app_number] => 7/159887 [patent_app_country] => US [patent_app_date] => 1988-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 7312 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/953/04953160.pdf [firstpage_image] =>[orig_patent_app_number] => 159887 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/159887
Digital data over voice communication Feb 23, 1988 Issued
Array ( [id] => 2501471 [patent_doc_number] => 04860286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-22 [patent_title] => 'Encoding method in transmission of plurality of oversampled data channels, and apparatus for carrying out the method' [patent_app_type] => 1 [patent_app_number] => 7/157227 [patent_app_country] => US [patent_app_date] => 1988-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2816 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/860/04860286.pdf [firstpage_image] =>[orig_patent_app_number] => 157227 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/157227
Encoding method in transmission of plurality of oversampled data channels, and apparatus for carrying out the method Feb 17, 1988 Issued
Array ( [id] => 2565979 [patent_doc_number] => 04809270 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-28 [patent_title] => 'Variable time slot communication system' [patent_app_type] => 1 [patent_app_number] => 7/150489 [patent_app_country] => US [patent_app_date] => 1988-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2228 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/809/04809270.pdf [firstpage_image] =>[orig_patent_app_number] => 150489 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/150489
Variable time slot communication system Feb 10, 1988 Issued
Array ( [id] => 2678465 [patent_doc_number] => 04905225 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-27 [patent_title] => 'Communication system for timing multiplex hybrids' [patent_app_type] => 1 [patent_app_number] => 7/153248 [patent_app_country] => US [patent_app_date] => 1988-02-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 13 [patent_no_of_words] => 7541 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/905/04905225.pdf [firstpage_image] =>[orig_patent_app_number] => 153248 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/153248
Communication system for timing multiplex hybrids Feb 7, 1988 Issued
Array ( [id] => 2573220 [patent_doc_number] => 04835763 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-30 [patent_title] => 'Survivable ring network' [patent_app_type] => 1 [patent_app_number] => 7/152238 [patent_app_country] => US [patent_app_date] => 1988-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2098 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/835/04835763.pdf [firstpage_image] =>[orig_patent_app_number] => 152238 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/152238
Survivable ring network Feb 3, 1988 Issued
Array ( [id] => 2496139 [patent_doc_number] => 04821264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-11 [patent_title] => 'Adaptive concentration communication network ISDN access' [patent_app_type] => 1 [patent_app_number] => 7/152347 [patent_app_country] => US [patent_app_date] => 1988-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2641 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/821/04821264.pdf [firstpage_image] =>[orig_patent_app_number] => 152347 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/152347
Adaptive concentration communication network ISDN access Feb 3, 1988 Issued
Array ( [id] => 2530380 [patent_doc_number] => 04885740 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-05 [patent_title] => 'Digital signal switch' [patent_app_type] => 1 [patent_app_number] => 7/145217 [patent_app_country] => US [patent_app_date] => 1988-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 6307 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/885/04885740.pdf [firstpage_image] =>[orig_patent_app_number] => 145217 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/145217
Digital signal switch Jan 18, 1988 Issued
Array ( [id] => 2525146 [patent_doc_number] => 04852084 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-25 [patent_title] => 'Information transmission system' [patent_app_type] => 1 [patent_app_number] => 7/144410 [patent_app_country] => US [patent_app_date] => 1988-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2735 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/852/04852084.pdf [firstpage_image] =>[orig_patent_app_number] => 144410 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/144410
Information transmission system Jan 14, 1988 Issued
Array ( [id] => 2499430 [patent_doc_number] => 04868816 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-19 [patent_title] => 'Polling communication method' [patent_app_type] => 1 [patent_app_number] => 7/143088 [patent_app_country] => US [patent_app_date] => 1988-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2911 [patent_no_of_claims] => 3 [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/04/868/04868816.pdf [firstpage_image] =>[orig_patent_app_number] => 143088 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/143088
Polling communication method Jan 11, 1988 Issued
Array ( [id] => 2613240 [patent_doc_number] => 04912701 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Packet switching module' [patent_app_type] => 1 [patent_app_number] => 7/137038 [patent_app_country] => US [patent_app_date] => 1987-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4277 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/912/04912701.pdf [firstpage_image] =>[orig_patent_app_number] => 137038 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/137038
Packet switching module Dec 22, 1987 Issued
Array ( [id] => 2604684 [patent_doc_number] => 04933934 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-12 [patent_title] => 'Time division multiplexing method with channel compression and a device therefor' [patent_app_type] => 1 [patent_app_number] => 7/136137 [patent_app_country] => US [patent_app_date] => 1987-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 7706 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 350 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/933/04933934.pdf [firstpage_image] =>[orig_patent_app_number] => 136137 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/136137
Time division multiplexing method with channel compression and a device therefor Dec 20, 1987 Issued
Array ( [id] => 2520773 [patent_doc_number] => 04831621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-16 [patent_title] => 'Device for analog multiplexing by charge transfer devices' [patent_app_type] => 1 [patent_app_number] => 7/130398 [patent_app_country] => US [patent_app_date] => 1987-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4194 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/831/04831621.pdf [firstpage_image] =>[orig_patent_app_number] => 130398 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/130398
Device for analog multiplexing by charge transfer devices Dec 8, 1987 Issued
Array ( [id] => 2533283 [patent_doc_number] => 04873683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-10 [patent_title] => 'TDMA radio system employing BPSK synchronization for QPSK signals subject to random phase variation and multipath fading' [patent_app_type] => 1 [patent_app_number] => 7/128677 [patent_app_country] => US [patent_app_date] => 1987-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 4489 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/873/04873683.pdf [firstpage_image] =>[orig_patent_app_number] => 128677 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/128677
TDMA radio system employing BPSK synchronization for QPSK signals subject to random phase variation and multipath fading Dec 3, 1987 Issued
Array ( [id] => 2482359 [patent_doc_number] => 04887261 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-12 [patent_title] => 'Method and arrangement for transmitting a digital signal with a low bit rate in a time section, provided for higher bit rates, of a time division multiplexed signal' [patent_app_type] => 1 [patent_app_number] => 7/128158 [patent_app_country] => US [patent_app_date] => 1987-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2570 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/887/04887261.pdf [firstpage_image] =>[orig_patent_app_number] => 128158 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/128158
Method and arrangement for transmitting a digital signal with a low bit rate in a time section, provided for higher bit rates, of a time division multiplexed signal Dec 2, 1987 Issued
Array ( [id] => 2504489 [patent_doc_number] => 04847830 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-11 [patent_title] => 'Method and apparatus for automatic loading of a data set in a node of a communication network' [patent_app_type] => 1 [patent_app_number] => 7/127798 [patent_app_country] => US [patent_app_date] => 1987-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2727 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/847/04847830.pdf [firstpage_image] =>[orig_patent_app_number] => 127798 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/127798
Method and apparatus for automatic loading of a data set in a node of a communication network Dec 1, 1987 Issued
Array ( [id] => 2504471 [patent_doc_number] => 04847829 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-11 [patent_title] => 'Video conferencing network' [patent_app_type] => 1 [patent_app_number] => 7/126845 [patent_app_country] => US [patent_app_date] => 1987-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 42 [patent_no_of_words] => 37916 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/847/04847829.pdf [firstpage_image] =>[orig_patent_app_number] => 126845 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/126845
Video conferencing network Nov 24, 1987 Issued
Array ( [id] => 2487553 [patent_doc_number] => 04882726 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Full duplex modem system for differing data bit rates' [patent_app_type] => 1 [patent_app_number] => 7/123941 [patent_app_country] => US [patent_app_date] => 1987-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4719 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/882/04882726.pdf [firstpage_image] =>[orig_patent_app_number] => 123941 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/123941
Full duplex modem system for differing data bit rates Nov 22, 1987 Issued
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