Search

Michael D. David

Examiner (ID: 17380, Phone: (571)270-3737 , Office: P/3641 )

Most Active Art Unit
3641
Art Unit(s)
3641, 4155
Total Applications
1232
Issued Applications
1050
Pending Applications
66
Abandoned Applications
137

Applications

Application numberTitle of the applicationFiling DateStatus
07/360379 PORTABLE RADIO EQUIPMENT HAVING A DISPLAY Jun 1, 1989 Abandoned
Array ( [id] => 2684790 [patent_doc_number] => 05027427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'Monitoring system for radio communication apparatus' [patent_app_type] => 1 [patent_app_number] => 7/358103 [patent_app_country] => US [patent_app_date] => 1989-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 2227 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/027/05027427.pdf [firstpage_image] =>[orig_patent_app_number] => 358103 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/358103
Monitoring system for radio communication apparatus May 29, 1989 Issued
Array ( [id] => 2690541 [patent_doc_number] => 05067172 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-19 [patent_title] => 'Air to ground communications system and method' [patent_app_type] => 1 [patent_app_number] => 7/358147 [patent_app_country] => US [patent_app_date] => 1989-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1745 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/067/05067172.pdf [firstpage_image] =>[orig_patent_app_number] => 358147 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/358147
Air to ground communications system and method May 29, 1989 Issued
Array ( [id] => 2682370 [patent_doc_number] => 05048116 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-10 [patent_title] => 'Signal routing system' [patent_app_type] => 1 [patent_app_number] => 7/356160 [patent_app_country] => US [patent_app_date] => 1989-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1692 [patent_no_of_claims] => 14 [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/05/048/05048116.pdf [firstpage_image] =>[orig_patent_app_number] => 356160 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/356160
Signal routing system May 23, 1989 Issued
Array ( [id] => 2642180 [patent_doc_number] => 04977615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-11 [patent_title] => 'Diversity receiver' [patent_app_type] => 1 [patent_app_number] => 7/352775 [patent_app_country] => US [patent_app_date] => 1989-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 3067 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/977/04977615.pdf [firstpage_image] =>[orig_patent_app_number] => 352775 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/352775
Diversity receiver May 15, 1989 Issued
Array ( [id] => 2774901 [patent_doc_number] => 04995096 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-19 [patent_title] => 'Demand-assignment multiple access control system' [patent_app_type] => 1 [patent_app_number] => 7/352686 [patent_app_country] => US [patent_app_date] => 1989-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2521 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 346 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/995/04995096.pdf [firstpage_image] =>[orig_patent_app_number] => 352686 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/352686
Demand-assignment multiple access control system May 9, 1989 Issued
Array ( [id] => 2705429 [patent_doc_number] => 05020142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-28 [patent_title] => 'Automatic scanning tuner' [patent_app_type] => 1 [patent_app_number] => 7/338076 [patent_app_country] => US [patent_app_date] => 1989-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2158 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/020/05020142.pdf [firstpage_image] =>[orig_patent_app_number] => 338076 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/338076
Automatic scanning tuner Apr 13, 1989 Issued
Array ( [id] => 2681409 [patent_doc_number] => 05034994 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-23 [patent_title] => 'Single balanced mixer with output filter' [patent_app_type] => 1 [patent_app_number] => 7/337798 [patent_app_country] => US [patent_app_date] => 1989-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2040 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/034/05034994.pdf [firstpage_image] =>[orig_patent_app_number] => 337798 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/337798
Single balanced mixer with output filter Apr 12, 1989 Issued
Array ( [id] => 2603579 [patent_doc_number] => 04941199 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-10 [patent_title] => 'Uplink power control mechanism for maintaining constant output power from satellite transponder' [patent_app_type] => 1 [patent_app_number] => 7/334146 [patent_app_country] => US [patent_app_date] => 1989-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4261 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/941/04941199.pdf [firstpage_image] =>[orig_patent_app_number] => 334146 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/334146
Uplink power control mechanism for maintaining constant output power from satellite transponder Apr 5, 1989 Issued
07/333393 DATA COMMUNICATIONS SYSTEM TRANSMITTER SELECTION METHOD AND APPARATUS Apr 4, 1989 Abandoned
07/332675 METHOD AND APPARATUS FOR A DISTRIBUTIVE WIDE AREA NETWORK FOR A LAND MOBILE TRANSMISSION TRUNKED COMMUNICATION SYSTEM Mar 30, 1989 Abandoned
Array ( [id] => 2604700 [patent_doc_number] => 04933935 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-12 [patent_title] => 'Communications systems' [patent_app_type] => 1 [patent_app_number] => 7/330947 [patent_app_country] => US [patent_app_date] => 1989-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 7325 [patent_no_of_claims] => 53 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/933/04933935.pdf [firstpage_image] =>[orig_patent_app_number] => 330947 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/330947
Communications systems Mar 26, 1989 Issued
Array ( [id] => 2612819 [patent_doc_number] => 04932022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-05 [patent_title] => 'Integrated voice and data telephone system' [patent_app_type] => 1 [patent_app_number] => 7/326405 [patent_app_country] => US [patent_app_date] => 1989-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 27 [patent_no_of_words] => 12554 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/932/04932022.pdf [firstpage_image] =>[orig_patent_app_number] => 326405 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/326405
Integrated voice and data telephone system Mar 19, 1989 Issued
Array ( [id] => 2625841 [patent_doc_number] => 04952193 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-28 [patent_title] => 'Interference cancelling system and method' [patent_app_type] => 1 [patent_app_number] => 7/317923 [patent_app_country] => US [patent_app_date] => 1989-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4542 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 311 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/952/04952193.pdf [firstpage_image] =>[orig_patent_app_number] => 317923 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/317923
Interference cancelling system and method Mar 1, 1989 Issued
Array ( [id] => 2813006 [patent_doc_number] => 05140696 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-18 [patent_title] => 'Communication system for transmitting data between a transmitting antenna utilizing strip-line transmission line and a receive antenna in relative movement to one another' [patent_app_type] => 1 [patent_app_number] => 7/317026 [patent_app_country] => US [patent_app_date] => 1989-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3262 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/140/05140696.pdf [firstpage_image] =>[orig_patent_app_number] => 317026 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/317026
Communication system for transmitting data between a transmitting antenna utilizing strip-line transmission line and a receive antenna in relative movement to one another Feb 27, 1989 Issued
Array ( [id] => 2693749 [patent_doc_number] => 05046133 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-03 [patent_title] => 'Interference cancellation circuit' [patent_app_type] => 1 [patent_app_number] => 7/317246 [patent_app_country] => US [patent_app_date] => 1989-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 59 [patent_figures_cnt] => 59 [patent_no_of_words] => 22160 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/046/05046133.pdf [firstpage_image] =>[orig_patent_app_number] => 317246 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/317246
Interference cancellation circuit Feb 27, 1989 Issued
Array ( [id] => 2893213 [patent_doc_number] => 05109531 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-28 [patent_title] => 'Sideband receiver with pilot lock' [patent_app_type] => 1 [patent_app_number] => 7/316736 [patent_app_country] => US [patent_app_date] => 1989-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1488 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/109/05109531.pdf [firstpage_image] =>[orig_patent_app_number] => 316736 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/316736
Sideband receiver with pilot lock Feb 27, 1989 Issued
Array ( [id] => 2682388 [patent_doc_number] => 05048117 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-10 [patent_title] => 'Radio telephone apparatus' [patent_app_type] => 1 [patent_app_number] => 7/316913 [patent_app_country] => US [patent_app_date] => 1989-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3448 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/048/05048117.pdf [firstpage_image] =>[orig_patent_app_number] => 316913 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/316913
Radio telephone apparatus Feb 27, 1989 Issued
Array ( [id] => 2860702 [patent_doc_number] => 05111535 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-05 [patent_title] => 'Method and system for switching radio frequency' [patent_app_type] => 1 [patent_app_number] => 7/314746 [patent_app_country] => US [patent_app_date] => 1989-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2560 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/111/05111535.pdf [firstpage_image] =>[orig_patent_app_number] => 314746 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/314746
Method and system for switching radio frequency Feb 23, 1989 Issued
Array ( [id] => 2614729 [patent_doc_number] => 04949394 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-14 [patent_title] => 'Addressable PCM music broadcast receiver' [patent_app_type] => 1 [patent_app_number] => 7/311977 [patent_app_country] => US [patent_app_date] => 1989-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1550 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/949/04949394.pdf [firstpage_image] =>[orig_patent_app_number] => 311977 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/311977
Addressable PCM music broadcast receiver Feb 16, 1989 Issued
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