
Timothy P. Callahan
Director (ID: 12088, Phone: (571)272-4066 , Office: P/2400 )
| Most Active Art Unit | 2504 |
| Art Unit(s) | 2899, 2504, 2816 |
| Total Applications | 793 |
| Issued Applications | 652 |
| Pending Applications | 7 |
| Abandoned Applications | 134 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2555905
[patent_doc_number] => 04833341
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-05-23
[patent_title] => 'Semiconductor device with power supply voltage converter circuit'
[patent_app_type] => 1
[patent_app_number] => 7/031263
[patent_app_country] => US
[patent_app_date] => 1987-03-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 12
[patent_no_of_words] => 4197
[patent_no_of_claims] => 8
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[patent_words_short_claim] => 161
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/833/04833341.pdf
[firstpage_image] =>[orig_patent_app_number] => 031263
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/031263 | Semiconductor device with power supply voltage converter circuit | Mar 29, 1987 | Issued |
Array
(
[id] => 2593576
[patent_doc_number] => 04970419
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-11-13
[patent_title] => 'Low-noise transmission line termination circuitry'
[patent_app_type] => 1
[patent_app_number] => 7/028984
[patent_app_country] => US
[patent_app_date] => 1987-03-23
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 1418
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[patent_words_short_claim] => 225
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/970/04970419.pdf
[firstpage_image] =>[orig_patent_app_number] => 028984
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/028984 | Low-noise transmission line termination circuitry | Mar 22, 1987 | Issued |
Array
(
[id] => 2566627
[patent_doc_number] => 04857777
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-08-15
[patent_title] => 'Monolithic microwave phase shifting network'
[patent_app_type] => 1
[patent_app_number] => 7/025971
[patent_app_country] => US
[patent_app_date] => 1987-03-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 8607
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/857/04857777.pdf
[firstpage_image] =>[orig_patent_app_number] => 025971
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/025971 | Monolithic microwave phase shifting network | Mar 15, 1987 | Issued |
Array
(
[id] => 2447242
[patent_doc_number] => 04779011
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-10-18
[patent_title] => 'Latch circuit having two hold loops'
[patent_app_type] => 1
[patent_app_number] => 7/024717
[patent_app_country] => US
[patent_app_date] => 1987-03-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 8
[patent_no_of_words] => 5927
[patent_no_of_claims] => 10
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[patent_words_short_claim] => 107
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/779/04779011.pdf
[firstpage_image] =>[orig_patent_app_number] => 024717
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/024717 | Latch circuit having two hold loops | Mar 10, 1987 | Issued |
Array
(
[id] => 2550432
[patent_doc_number] => 04804864
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-02-14
[patent_title] => 'Multiphase CMOS toggle flip-flop'
[patent_app_type] => 1
[patent_app_number] => 7/023179
[patent_app_country] => US
[patent_app_date] => 1987-03-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2418
[patent_no_of_claims] => 6
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/804/04804864.pdf
[firstpage_image] =>[orig_patent_app_number] => 023179
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/023179 | Multiphase CMOS toggle flip-flop | Mar 8, 1987 | Issued |
Array
(
[id] => 2507851
[patent_doc_number] => 04799024
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-01-17
[patent_title] => 'Circuit arrangement to monitor the time spacing of signals'
[patent_app_type] => 1
[patent_app_number] => 7/021598
[patent_app_country] => US
[patent_app_date] => 1987-03-03
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 2027
[patent_no_of_claims] => 25
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/799/04799024.pdf
[firstpage_image] =>[orig_patent_app_number] => 021598
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/021598 | Circuit arrangement to monitor the time spacing of signals | Mar 2, 1987 | Issued |
Array
(
[id] => 2458343
[patent_doc_number] => 04766390
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-08-23
[patent_title] => 'CRT filament supply for multiple frequency video apparatus'
[patent_app_type] => 1
[patent_app_number] => 7/020004
[patent_app_country] => US
[patent_app_date] => 1987-02-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 3301
[patent_no_of_claims] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/766/04766390.pdf
[firstpage_image] =>[orig_patent_app_number] => 020004
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/020004 | CRT filament supply for multiple frequency video apparatus | Feb 26, 1987 | Issued |
Array
(
[id] => 2424415
[patent_doc_number] => 04727331
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-02-23
[patent_title] => 'Warning tone signal generator'
[patent_app_type] => 1
[patent_app_number] => 7/018842
[patent_app_country] => US
[patent_app_date] => 1987-02-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 5439
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 54
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/727/04727331.pdf
[firstpage_image] =>[orig_patent_app_number] => 018842
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/018842 | Warning tone signal generator | Feb 23, 1987 | Issued |
| 07/015750 | SEMICONDUCTOR INTEGRATED CIRCUIT | Feb 16, 1987 | Abandoned |
Array
(
[id] => 2387401
[patent_doc_number] => 04775805
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-10-04
[patent_title] => 'Differential frequency signal generator'
[patent_app_type] => 1
[patent_app_number] => 7/014025
[patent_app_country] => US
[patent_app_date] => 1987-02-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 13
[patent_no_of_words] => 5163
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[pdf_file] => patents/04/775/04775805.pdf
[firstpage_image] =>[orig_patent_app_number] => 014025
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/014025 | Differential frequency signal generator | Feb 11, 1987 | Issued |
Array
(
[id] => 2392292
[patent_doc_number] => 04777385
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-10-11
[patent_title] => 'Signal transient improvement circuit'
[patent_app_type] => 1
[patent_app_number] => 7/012392
[patent_app_country] => US
[patent_app_date] => 1987-02-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 2659
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/777/04777385.pdf
[firstpage_image] =>[orig_patent_app_number] => 012392
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/012392 | Signal transient improvement circuit | Feb 8, 1987 | Issued |
Array
(
[id] => 2531044
[patent_doc_number] => 04797624
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-01-10
[patent_title] => 'Method and apparatus for editing particle produced electrical pulses'
[patent_app_type] => 1
[patent_app_number] => 7/044530
[patent_app_country] => US
[patent_app_date] => 1987-01-29
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/797/04797624.pdf
[firstpage_image] =>[orig_patent_app_number] => 044530
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/044530 | Method and apparatus for editing particle produced electrical pulses | Jan 28, 1987 | Issued |
Array
(
[id] => 2387278
[patent_doc_number] => 04695742
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1987-09-22
[patent_title] => 'Charge balance voltage-to-frequency converter utilizing CMOS circuitry'
[patent_app_type] => 1
[patent_app_number] => 7/008102
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[patent_app_date] => 1987-01-20
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/695/04695742.pdf
[firstpage_image] =>[orig_patent_app_number] => 008102
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/008102 | Charge balance voltage-to-frequency converter utilizing CMOS circuitry | Jan 19, 1987 | Issued |
Array
(
[id] => 2558046
[patent_doc_number] => 04808859
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-02-28
[patent_title] => 'Broadband electronic switch'
[patent_app_type] => 1
[patent_app_number] => 7/001947
[patent_app_country] => US
[patent_app_date] => 1987-01-09
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/808/04808859.pdf
[firstpage_image] =>[orig_patent_app_number] => 001947
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/001947 | Broadband electronic switch | Jan 8, 1987 | Issued |
| 06/944002 | SELECTING MEANS FOR SELECTING A PLURALITY OF INFORMATION | Dec 21, 1986 | Abandoned |
Array
(
[id] => 2550956
[patent_doc_number] => 04810909
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-03-07
[patent_title] => 'Amplifier circuit having high-speed raising time'
[patent_app_type] => 1
[patent_app_number] => 6/942191
[patent_app_country] => US
[patent_app_date] => 1986-12-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/810/04810909.pdf
[firstpage_image] =>[orig_patent_app_number] => 942191
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/942191 | Amplifier circuit having high-speed raising time | Dec 15, 1986 | Issued |
Array
(
[id] => 2388100
[patent_doc_number] => 04775840
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-10-04
[patent_title] => 'Noise removing circuit'
[patent_app_type] => 1
[patent_app_number] => 6/942531
[patent_app_country] => US
[patent_app_date] => 1986-12-16
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/775/04775840.pdf
[firstpage_image] =>[orig_patent_app_number] => 942531
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/942531 | Noise removing circuit | Dec 15, 1986 | Issued |
Array
(
[id] => 2419131
[patent_doc_number] => 04746819
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-05-24
[patent_title] => 'Phase shifting circuit for pulse signals'
[patent_app_type] => 1
[patent_app_number] => 6/939631
[patent_app_country] => US
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/746/04746819.pdf
[firstpage_image] =>[orig_patent_app_number] => 939631
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/939631 | Phase shifting circuit for pulse signals | Dec 8, 1986 | Issued |
Array
(
[id] => 2423442
[patent_doc_number] => 04734597
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-03-29
[patent_title] => 'CMOS inverter chain'
[patent_app_type] => 1
[patent_app_number] => 6/938632
[patent_app_country] => US
[patent_app_date] => 1986-12-05
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/734/04734597.pdf
[firstpage_image] =>[orig_patent_app_number] => 938632
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/938632 | CMOS inverter chain | Dec 4, 1986 | Issued |
Array
(
[id] => 2393119
[patent_doc_number] => 04754166
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1988-06-28
[patent_title] => 'Reset circuit for integrated injection logic'
[patent_app_type] => 1
[patent_app_number] => 6/937429
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[pdf_file] => patents/04/754/04754166.pdf
[firstpage_image] =>[orig_patent_app_number] => 937429
[rel_patent_id] =>[rel_patent_doc_number] =>) 06/937429 | Reset circuit for integrated injection logic | Dec 2, 1986 | Issued |