Search

Prashant J. Khatri

Examiner (ID: 12562, Phone: (571)270-3470 , Office: P/1783 )

Most Active Art Unit
1783
Art Unit(s)
1794, 1783
Total Applications
990
Issued Applications
555
Pending Applications
85
Abandoned Applications
372

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2775770 [patent_doc_number] => 04985685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Detector circuit including current attenuating circuit and capacitor' [patent_app_type] => 1 [patent_app_number] => 7/442308 [patent_app_country] => US [patent_app_date] => 1989-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1160 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/985/04985685.pdf [firstpage_image] =>[orig_patent_app_number] => 442308 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/442308
Detector circuit including current attenuating circuit and capacitor Nov 27, 1989 Issued
Array ( [id] => 2598193 [patent_doc_number] => 04940923 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-10 [patent_title] => 'Electrodeless low-pressure discharge lamp' [patent_app_type] => 1 [patent_app_number] => 7/442494 [patent_app_country] => US [patent_app_date] => 1989-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1781 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/940/04940923.pdf [firstpage_image] =>[orig_patent_app_number] => 442494 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/442494
Electrodeless low-pressure discharge lamp Nov 26, 1989 Issued
Array ( [id] => 2594929 [patent_doc_number] => 04959619 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-25 [patent_title] => 'Digital transmission demodulator including an automatic fault corrector' [patent_app_type] => 1 [patent_app_number] => 7/439618 [patent_app_country] => US [patent_app_date] => 1989-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4593 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/959/04959619.pdf [firstpage_image] =>[orig_patent_app_number] => 439618 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/439618
Digital transmission demodulator including an automatic fault corrector Nov 19, 1989 Issued
Array ( [id] => 2584138 [patent_doc_number] => 04973920 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-27 [patent_title] => 'Controllable quadrature oscillator' [patent_app_type] => 1 [patent_app_number] => 7/438288 [patent_app_country] => US [patent_app_date] => 1989-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 6350 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/973/04973920.pdf [firstpage_image] =>[orig_patent_app_number] => 438288 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/438288
Controllable quadrature oscillator Nov 15, 1989 Issued
Array ( [id] => 2748693 [patent_doc_number] => 05028888 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Multistage current-controlled oscillator' [patent_app_type] => 1 [patent_app_number] => 7/436848 [patent_app_country] => US [patent_app_date] => 1989-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2275 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028888.pdf [firstpage_image] =>[orig_patent_app_number] => 436848 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/436848
Multistage current-controlled oscillator Nov 14, 1989 Issued
Array ( [id] => 2760715 [patent_doc_number] => 05043633 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-27 [patent_title] => 'Circuit and method for regulating the current flow in a distributorless ignition system coil' [patent_app_type] => 1 [patent_app_number] => 7/435308 [patent_app_country] => US [patent_app_date] => 1989-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2728 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/043/05043633.pdf [firstpage_image] =>[orig_patent_app_number] => 435308 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/435308
Circuit and method for regulating the current flow in a distributorless ignition system coil Nov 12, 1989 Issued
Array ( [id] => 2675076 [patent_doc_number] => 05034662 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-23 [patent_title] => 'Apparatus for controlling the charging of a main capacitor of a flash unit' [patent_app_type] => 1 [patent_app_number] => 7/433046 [patent_app_country] => US [patent_app_date] => 1989-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 6148 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/034/05034662.pdf [firstpage_image] =>[orig_patent_app_number] => 433046 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/433046
Apparatus for controlling the charging of a main capacitor of a flash unit Nov 6, 1989 Issued
Array ( [id] => 2648308 [patent_doc_number] => 04939483 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Modulation frequency response stabilized amplitude modulation circuit' [patent_app_type] => 1 [patent_app_number] => 7/430318 [patent_app_country] => US [patent_app_date] => 1989-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2958 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/939/04939483.pdf [firstpage_image] =>[orig_patent_app_number] => 430318 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/430318
Modulation frequency response stabilized amplitude modulation circuit Oct 30, 1989 Issued
Array ( [id] => 2753822 [patent_doc_number] => 05030894 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-09 [patent_title] => 'Rare gas discharge lamp device' [patent_app_type] => 1 [patent_app_number] => 7/429636 [patent_app_country] => US [patent_app_date] => 1989-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2801 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/030/05030894.pdf [firstpage_image] =>[orig_patent_app_number] => 429636 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/429636
Rare gas discharge lamp device Oct 30, 1989 Issued
Array ( [id] => 2738360 [patent_doc_number] => 05051660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Circuit arrangement for operating a gas discharge lamp on a direct-current source' [patent_app_type] => 1 [patent_app_number] => 7/432737 [patent_app_country] => US [patent_app_date] => 1989-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3504 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/051/05051660.pdf [firstpage_image] =>[orig_patent_app_number] => 432737 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/432737
Circuit arrangement for operating a gas discharge lamp on a direct-current source Oct 26, 1989 Issued
Array ( [id] => 2739447 [patent_doc_number] => 04998075 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-05 [patent_title] => 'Programmable multiple oscillator circuit' [patent_app_type] => 1 [patent_app_number] => 7/427197 [patent_app_country] => US [patent_app_date] => 1989-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 9176 [patent_no_of_claims] => 66 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/998/04998075.pdf [firstpage_image] =>[orig_patent_app_number] => 427197 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/427197
Programmable multiple oscillator circuit Oct 25, 1989 Issued
Array ( [id] => 2714380 [patent_doc_number] => 05017832 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-21 [patent_title] => 'Magnetic cancelling apparatus for color cathode-ray tube' [patent_app_type] => 1 [patent_app_number] => 7/426849 [patent_app_country] => US [patent_app_date] => 1989-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2202 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/017/05017832.pdf [firstpage_image] =>[orig_patent_app_number] => 426849 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/426849
Magnetic cancelling apparatus for color cathode-ray tube Oct 25, 1989 Issued
Array ( [id] => 2714996 [patent_doc_number] => 05041801 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-20 [patent_title] => 'Magnetron tuning systems' [patent_app_type] => 1 [patent_app_number] => 7/424101 [patent_app_country] => US [patent_app_date] => 1989-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 2315 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/041/05041801.pdf [firstpage_image] =>[orig_patent_app_number] => 424101 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/424101
Magnetron tuning systems Oct 19, 1989 Issued
Array ( [id] => 2601296 [patent_doc_number] => 04975662 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-04 [patent_title] => 'Voltage controlled oscillator (VCO) circuit with enhanced frequency selection range' [patent_app_type] => 1 [patent_app_number] => 7/420557 [patent_app_country] => US [patent_app_date] => 1989-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1580 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/975/04975662.pdf [firstpage_image] =>[orig_patent_app_number] => 420557 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/420557
Voltage controlled oscillator (VCO) circuit with enhanced frequency selection range Oct 17, 1989 Issued
Array ( [id] => 2593920 [patent_doc_number] => 04970438 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-13 [patent_title] => 'Electronic fluorescent lamp ballasting system' [patent_app_type] => 1 [patent_app_number] => 7/418741 [patent_app_country] => US [patent_app_date] => 1989-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4178 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/970/04970438.pdf [firstpage_image] =>[orig_patent_app_number] => 418741 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/418741
Electronic fluorescent lamp ballasting system Oct 1, 1989 Issued
Array ( [id] => 2749664 [patent_doc_number] => 05023571 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Digitally-synchronized sweep signal source' [patent_app_type] => 1 [patent_app_number] => 7/414555 [patent_app_country] => US [patent_app_date] => 1989-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 12644 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/023/05023571.pdf [firstpage_image] =>[orig_patent_app_number] => 414555 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/414555
Digitally-synchronized sweep signal source Sep 28, 1989 Issued
Array ( [id] => 2748624 [patent_doc_number] => 05028886 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Swept frequency slope correction system for synthesized sweeper' [patent_app_type] => 1 [patent_app_number] => 7/414567 [patent_app_country] => US [patent_app_date] => 1989-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 22 [patent_no_of_words] => 12280 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028886.pdf [firstpage_image] =>[orig_patent_app_number] => 414567 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/414567
Swept frequency slope correction system for synthesized sweeper Sep 28, 1989 Issued
Array ( [id] => 2692852 [patent_doc_number] => 05049838 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Minimum intrusion search oscillator for use in feedback loops' [patent_app_type] => 1 [patent_app_number] => 7/409458 [patent_app_country] => US [patent_app_date] => 1989-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 8380 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/049/05049838.pdf [firstpage_image] =>[orig_patent_app_number] => 409458 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/409458
Minimum intrusion search oscillator for use in feedback loops Sep 18, 1989 Issued
Array ( [id] => 2597891 [patent_doc_number] => 04918407 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-17 [patent_title] => 'Oscillation circuit' [patent_app_type] => 1 [patent_app_number] => 7/407188 [patent_app_country] => US [patent_app_date] => 1989-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3506 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/918/04918407.pdf [firstpage_image] =>[orig_patent_app_number] => 407188 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/407188
Oscillation circuit Sep 13, 1989 Issued
Array ( [id] => 2677142 [patent_doc_number] => 05027035 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'Search lamps and torches' [patent_app_type] => 1 [patent_app_number] => 7/403408 [patent_app_country] => US [patent_app_date] => 1989-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2481 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/027/05027035.pdf [firstpage_image] =>[orig_patent_app_number] => 403408 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/403408
Search lamps and torches Sep 5, 1989 Issued
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