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] => 2756020 [patent_doc_number] => 05029267 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Oscillator' [patent_app_type] => 1 [patent_app_number] => 7/480928 [patent_app_country] => US [patent_app_date] => 1990-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 25 [patent_no_of_words] => 6426 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/029/05029267.pdf [firstpage_image] =>[orig_patent_app_number] => 480928 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/480928
Oscillator Feb 15, 1990 Issued
Array ( [id] => 2704134 [patent_doc_number] => 04988955 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-29 [patent_title] => 'Phase-locked loop apparatus' [patent_app_type] => 1 [patent_app_number] => 7/480927 [patent_app_country] => US [patent_app_date] => 1990-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 4763 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/988/04988955.pdf [firstpage_image] =>[orig_patent_app_number] => 480927 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/480927
Phase-locked loop apparatus Feb 15, 1990 Issued
Array ( [id] => 2793381 [patent_doc_number] => 05101139 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-31 [patent_title] => 'Reducing video display radiation' [patent_app_type] => 1 [patent_app_number] => 7/479360 [patent_app_country] => US [patent_app_date] => 1990-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 2950 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/101/05101139.pdf [firstpage_image] =>[orig_patent_app_number] => 479360 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/479360
Reducing video display radiation Feb 12, 1990 Issued
Array ( [id] => 2747783 [patent_doc_number] => 05028844 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'DC discharge lamp lighting device' [patent_app_type] => 1 [patent_app_number] => 7/477472 [patent_app_country] => US [patent_app_date] => 1990-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 5210 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 196 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028844.pdf [firstpage_image] =>[orig_patent_app_number] => 477472 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/477472
DC discharge lamp lighting device Feb 8, 1990 Issued
Array ( [id] => 2737365 [patent_doc_number] => 05032766 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Special effects generator' [patent_app_type] => 1 [patent_app_number] => 7/478282 [patent_app_country] => US [patent_app_date] => 1990-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5855 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/032/05032766.pdf [firstpage_image] =>[orig_patent_app_number] => 478282 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/478282
Special effects generator Feb 8, 1990 Issued
Array ( [id] => 2775281 [patent_doc_number] => 04985660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Vehicle windshield wiper light circuit' [patent_app_type] => 1 [patent_app_number] => 7/476178 [patent_app_country] => US [patent_app_date] => 1990-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 789 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/985/04985660.pdf [firstpage_image] =>[orig_patent_app_number] => 476178 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/476178
Vehicle windshield wiper light circuit Feb 6, 1990 Issued
Array ( [id] => 2749849 [patent_doc_number] => 04987344 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-22 [patent_title] => 'Arc discharge lamp with internal starter' [patent_app_type] => 1 [patent_app_number] => 7/474962 [patent_app_country] => US [patent_app_date] => 1990-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2644 [patent_no_of_claims] => 5 [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/04/987/04987344.pdf [firstpage_image] =>[orig_patent_app_number] => 474962 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/474962
Arc discharge lamp with internal starter Feb 4, 1990 Issued
Array ( [id] => 2754345 [patent_doc_number] => 05021718 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-04 [patent_title] => 'Negative glow discharge lamp' [patent_app_type] => 1 [patent_app_number] => 7/473511 [patent_app_country] => US [patent_app_date] => 1990-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2534 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/021/05021718.pdf [firstpage_image] =>[orig_patent_app_number] => 473511 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/473511
Negative glow discharge lamp Jan 31, 1990 Issued
Array ( [id] => 2753697 [patent_doc_number] => 05030887 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-09 [patent_title] => 'High frequency fluorescent lamp exciter' [patent_app_type] => 1 [patent_app_number] => 7/471784 [patent_app_country] => US [patent_app_date] => 1990-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4414 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/030/05030887.pdf [firstpage_image] =>[orig_patent_app_number] => 471784 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/471784
High frequency fluorescent lamp exciter Jan 28, 1990 Issued
Array ( [id] => 2738773 [patent_doc_number] => 05039958 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-13 [patent_title] => 'Integrated semiconductor device including an insulated-gate field effect transistor biased to a constant level in order to produce a negative differential drain conductance zone' [patent_app_type] => 1 [patent_app_number] => 7/467628 [patent_app_country] => US [patent_app_date] => 1990-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 4775 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/039/05039958.pdf [firstpage_image] =>[orig_patent_app_number] => 467628 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/467628
Integrated semiconductor device including an insulated-gate field effect transistor biased to a constant level in order to produce a negative differential drain conductance zone Jan 18, 1990 Issued
Array ( [id] => 2675001 [patent_doc_number] => 05034658 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-23 [patent_title] => 'Christmas-tree, decorative, artistic and ornamental object illumination apparatus' [patent_app_type] => 1 [patent_app_number] => 7/464150 [patent_app_country] => US [patent_app_date] => 1990-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 3099 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/034/05034658.pdf [firstpage_image] =>[orig_patent_app_number] => 464150 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/464150
Christmas-tree, decorative, artistic and ornamental object illumination apparatus Jan 11, 1990 Issued
Array ( [id] => 2677106 [patent_doc_number] => 05027033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'High-efficiency fluorescent lamp operating circuit' [patent_app_type] => 1 [patent_app_number] => 7/462783 [patent_app_country] => US [patent_app_date] => 1990-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2288 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/027/05027033.pdf [firstpage_image] =>[orig_patent_app_number] => 462783 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/462783
High-efficiency fluorescent lamp operating circuit Jan 9, 1990 Issued
Array ( [id] => 2894342 [patent_doc_number] => 05239233 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-24 [patent_title] => 'High efficacy incandescent lighting product' [patent_app_type] => 1 [patent_app_number] => 7/463777 [patent_app_country] => US [patent_app_date] => 1990-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3124 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/239/05239233.pdf [firstpage_image] =>[orig_patent_app_number] => 463777 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/463777
High efficacy incandescent lighting product Jan 7, 1990 Issued
Array ( [id] => 2771814 [patent_doc_number] => 05036253 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-30 [patent_title] => 'Inverter power supply for incandescent lamp' [patent_app_type] => 1 [patent_app_number] => 7/461653 [patent_app_country] => US [patent_app_date] => 1990-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3366 [patent_no_of_claims] => 16 [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/05/036/05036253.pdf [firstpage_image] =>[orig_patent_app_number] => 461653 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/461653
Inverter power supply for incandescent lamp Jan 7, 1990 Issued
Array ( [id] => 2775825 [patent_doc_number] => 04985688 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-15 [patent_title] => 'Modulation system capable of accurately compensating for nonlinearities of an amplifier connected thereto' [patent_app_type] => 1 [patent_app_number] => 7/459387 [patent_app_country] => US [patent_app_date] => 1990-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 5787 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/985/04985688.pdf [firstpage_image] =>[orig_patent_app_number] => 459387 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/459387
Modulation system capable of accurately compensating for nonlinearities of an amplifier connected thereto Jan 4, 1990 Issued
Array ( [id] => 2674528 [patent_doc_number] => 04954788 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-09-04 [patent_title] => 'Phase locked loop with bandwidth ramp' [patent_app_type] => 1 [patent_app_number] => 7/453356 [patent_app_country] => US [patent_app_date] => 1989-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 4537 [patent_no_of_claims] => 6 [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/04/954/04954788.pdf [firstpage_image] =>[orig_patent_app_number] => 453356 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/453356
Phase locked loop with bandwidth ramp Dec 17, 1989 Issued
Array ( [id] => 2685591 [patent_doc_number] => 05004989 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-02 [patent_title] => 'Oscillator for controlling a mixer stage in a tuner' [patent_app_type] => 1 [patent_app_number] => 7/450338 [patent_app_country] => US [patent_app_date] => 1989-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2649 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/004/05004989.pdf [firstpage_image] =>[orig_patent_app_number] => 450338 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/450338
Oscillator for controlling a mixer stage in a tuner Dec 12, 1989 Issued
Array ( [id] => 2684940 [patent_doc_number] => 05004955 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-02 [patent_title] => 'Electronic ballast with shock protection feature' [patent_app_type] => 1 [patent_app_number] => 7/448880 [patent_app_country] => US [patent_app_date] => 1989-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3115 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/004/05004955.pdf [firstpage_image] =>[orig_patent_app_number] => 448880 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/448880
Electronic ballast with shock protection feature Dec 11, 1989 Issued
Array ( [id] => 2714395 [patent_doc_number] => 05017833 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-21 [patent_title] => 'Pilot light assembly' [patent_app_type] => 1 [patent_app_number] => 7/435460 [patent_app_country] => US [patent_app_date] => 1989-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1025 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/017/05017833.pdf [firstpage_image] =>[orig_patent_app_number] => 435460 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/435460
Pilot light assembly Nov 30, 1989 Issued
Array ( [id] => 2754223 [patent_doc_number] => 05021712 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-04 [patent_title] => 'Apparatus for compensating for image rotation in a CRT display' [patent_app_type] => 1 [patent_app_number] => 7/443663 [patent_app_country] => US [patent_app_date] => 1989-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1908 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/021/05021712.pdf [firstpage_image] =>[orig_patent_app_number] => 443663 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/443663
Apparatus for compensating for image rotation in a CRT display Nov 28, 1989 Issued
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