Search

David A. Scherbel

Examiner (ID: 5084)

Most Active Art Unit
3102
Art Unit(s)
3723, 3505, 3102, 3752, 3101, 3700, 3504, 2402
Total Applications
559
Issued Applications
469
Pending Applications
18
Abandoned Applications
72

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2716675 [patent_doc_number] => 05055964 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-08 [patent_title] => 'Electrostatic chuck having tapered electrodes' [patent_app_type] => 1 [patent_app_number] => 7/579439 [patent_app_country] => US [patent_app_date] => 1990-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 3412 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/055/05055964.pdf [firstpage_image] =>[orig_patent_app_number] => 579439 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/579439
Electrostatic chuck having tapered electrodes Sep 6, 1990 Issued
Array ( [id] => 2788769 [patent_doc_number] => 05142165 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Power off/on delay circuit to prevent lockout' [patent_app_type] => 1 [patent_app_number] => 7/575774 [patent_app_country] => US [patent_app_date] => 1990-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 7072 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/142/05142165.pdf [firstpage_image] =>[orig_patent_app_number] => 575774 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/575774
Power off/on delay circuit to prevent lockout Aug 30, 1990 Issued
Array ( [id] => 2852967 [patent_doc_number] => 05138518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-11 [patent_title] => 'Method for manufacturing a selective call receiver' [patent_app_type] => 1 [patent_app_number] => 7/574860 [patent_app_country] => US [patent_app_date] => 1990-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1053 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/138/05138518.pdf [firstpage_image] =>[orig_patent_app_number] => 574860 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/574860
Method for manufacturing a selective call receiver Aug 29, 1990 Issued
Array ( [id] => 2846899 [patent_doc_number] => 05138193 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-11 [patent_title] => 'Electric pulse generator of the saturable inductor type' [patent_app_type] => 1 [patent_app_number] => 7/571554 [patent_app_country] => US [patent_app_date] => 1990-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4796 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/138/05138193.pdf [firstpage_image] =>[orig_patent_app_number] => 571554 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/571554
Electric pulse generator of the saturable inductor type Aug 28, 1990 Issued
Array ( [id] => 2842545 [patent_doc_number] => 05160851 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-03 [patent_title] => 'Rechargeable back-up battery system including a number of battery cells having float voltage exceeding maximum load voltage' [patent_app_type] => 1 [patent_app_number] => 7/573994 [patent_app_country] => US [patent_app_date] => 1990-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3020 [patent_no_of_claims] => 28 [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/05/160/05160851.pdf [firstpage_image] =>[orig_patent_app_number] => 573994 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/573994
Rechargeable back-up battery system including a number of battery cells having float voltage exceeding maximum load voltage Aug 27, 1990 Issued
Array ( [id] => 2716656 [patent_doc_number] => 05055963 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-08 [patent_title] => 'Self-balancing bipolar air ionizer' [patent_app_type] => 1 [patent_app_number] => 7/567595 [patent_app_country] => US [patent_app_date] => 1990-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4797 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/055/05055963.pdf [firstpage_image] =>[orig_patent_app_number] => 567595 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/567595
Self-balancing bipolar air ionizer Aug 14, 1990 Issued
Array ( [id] => 2851737 [patent_doc_number] => 05111059 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-05 [patent_title] => 'Power transfer unit for transferring power supplied to a load between power sources responsive to detected SCR gate-cathode voltage' [patent_app_type] => 1 [patent_app_number] => 7/566928 [patent_app_country] => US [patent_app_date] => 1990-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 7927 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/111/05111059.pdf [firstpage_image] =>[orig_patent_app_number] => 566928 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/566928
Power transfer unit for transferring power supplied to a load between power sources responsive to detected SCR gate-cathode voltage Aug 13, 1990 Issued
07/564565 POWER CONTROLLER USING KEYBOARD AND COMPUTER INTERFACE Aug 8, 1990 Abandoned
Array ( [id] => 2755455 [patent_doc_number] => 05016134 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-14 [patent_title] => 'Driver circuit for single coil magnetic latching relay' [patent_app_type] => 1 [patent_app_number] => 7/564227 [patent_app_country] => US [patent_app_date] => 1990-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3876 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/016/05016134.pdf [firstpage_image] =>[orig_patent_app_number] => 564227 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/564227
Driver circuit for single coil magnetic latching relay Aug 7, 1990 Issued
07/558111 CLOSED-LOOP MULTI-SENSOR CONTROL SYSTEM Jul 24, 1990 Abandoned
Array ( [id] => 2736729 [patent_doc_number] => 05032737 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Ignition circuit module and method of manufacture' [patent_app_type] => 1 [patent_app_number] => 7/557887 [patent_app_country] => US [patent_app_date] => 1990-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2102 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/032/05032737.pdf [firstpage_image] =>[orig_patent_app_number] => 557887 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/557887
Ignition circuit module and method of manufacture Jul 23, 1990 Issued
Array ( [id] => 2808731 [patent_doc_number] => 05148043 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-15 [patent_title] => 'Uninterruptible power supply diagnosing remaining battery capacity during normal external power source operation' [patent_app_type] => 1 [patent_app_number] => 7/555762 [patent_app_country] => US [patent_app_date] => 1990-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 5041 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/148/05148043.pdf [firstpage_image] =>[orig_patent_app_number] => 555762 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/555762
Uninterruptible power supply diagnosing remaining battery capacity during normal external power source operation Jul 22, 1990 Issued
Array ( [id] => 2887756 [patent_doc_number] => 05119264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Keyboard anti-lockout circuit' [patent_app_type] => 1 [patent_app_number] => 7/553926 [patent_app_country] => US [patent_app_date] => 1990-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3498 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/119/05119264.pdf [firstpage_image] =>[orig_patent_app_number] => 553926 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/553926
Keyboard anti-lockout circuit Jul 15, 1990 Issued
Array ( [id] => 2810340 [patent_doc_number] => 05157271 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-20 [patent_title] => 'Apparatus for controlling a power supply of an electric machine in a vehicle' [patent_app_type] => 1 [patent_app_number] => 7/550850 [patent_app_country] => US [patent_app_date] => 1990-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2321 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/157/05157271.pdf [firstpage_image] =>[orig_patent_app_number] => 550850 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/550850
Apparatus for controlling a power supply of an electric machine in a vehicle Jul 9, 1990 Issued
Array ( [id] => 2822515 [patent_doc_number] => 05081367 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-14 [patent_title] => 'Electric power system with maintenance bypass for uninterruptible power supply using closed transition operation' [patent_app_type] => 1 [patent_app_number] => 7/549521 [patent_app_country] => US [patent_app_date] => 1990-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 3866 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/081/05081367.pdf [firstpage_image] =>[orig_patent_app_number] => 549521 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/549521
Electric power system with maintenance bypass for uninterruptible power supply using closed transition operation Jul 5, 1990 Issued
Array ( [id] => 2723292 [patent_doc_number] => 05053893 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Method of and device for demagnetizing magnetic recording medium' [patent_app_type] => 1 [patent_app_number] => 7/549272 [patent_app_country] => US [patent_app_date] => 1990-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1849 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/053/05053893.pdf [firstpage_image] =>[orig_patent_app_number] => 549272 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/549272
Method of and device for demagnetizing magnetic recording medium Jul 5, 1990 Issued
Array ( [id] => 2737381 [patent_doc_number] => 05051607 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Switch time delay apparatus' [patent_app_type] => 1 [patent_app_number] => 7/548563 [patent_app_country] => US [patent_app_date] => 1990-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5294 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/051/05051607.pdf [firstpage_image] =>[orig_patent_app_number] => 548563 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/548563
Switch time delay apparatus Jul 4, 1990 Issued
Array ( [id] => 2978451 [patent_doc_number] => 05182463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-26 [patent_title] => '3-Phase converter apparatus' [patent_app_type] => 1 [patent_app_number] => 7/543478 [patent_app_country] => US [patent_app_date] => 1990-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 15 [patent_no_of_words] => 8146 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/182/05182463.pdf [firstpage_image] =>[orig_patent_app_number] => 543478 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/543478
3-Phase converter apparatus Jun 25, 1990 Issued
07/543465 OPTICALLY CONTROLLED REMOTE BYPASS SWITCH Jun 25, 1990 Abandoned
07/542962 AUTOMATIC POWER-OPERATED WINDOW AND ROOF PANEL SYSTEM FOR A MOTOR VEHICLE Jun 24, 1990 Abandoned
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