Search

Kalyanavenka K. Kumar

Examiner (ID: 15527, Phone: (571)272-8102 , Office: P/3653 )

Most Active Art Unit
3653
Art Unit(s)
3655, 3653
Total Applications
812
Issued Applications
546
Pending Applications
63
Abandoned Applications
220

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2723738 [patent_doc_number] => 05032063 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Precision fluid pump' [patent_app_type] => 1 [patent_app_number] => 7/460294 [patent_app_country] => US [patent_app_date] => 1990-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3153 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/032/05032063.pdf [firstpage_image] =>[orig_patent_app_number] => 460294 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/460294
Precision fluid pump Jan 2, 1990 Issued
Array ( [id] => 2757259 [patent_doc_number] => 05006052 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-09 [patent_title] => 'Orbital rotor compressor having an inlet passage in the rotor' [patent_app_type] => 1 [patent_app_number] => 7/458510 [patent_app_country] => US [patent_app_date] => 1989-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 1970 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/006/05006052.pdf [firstpage_image] =>[orig_patent_app_number] => 458510 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/458510
Orbital rotor compressor having an inlet passage in the rotor Dec 27, 1989 Issued
07/455076 SCREW COMPRESSOR WITH HYDROSTATIC BEARING Dec 21, 1989 Abandoned
Array ( [id] => 2698570 [patent_doc_number] => 04981421 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-01 [patent_title] => 'Valve arrangement' [patent_app_type] => 1 [patent_app_number] => 7/453417 [patent_app_country] => US [patent_app_date] => 1989-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3097 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/981/04981421.pdf [firstpage_image] =>[orig_patent_app_number] => 453417 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/453417
Valve arrangement Dec 18, 1989 Issued
Array ( [id] => 2706703 [patent_doc_number] => 05007808 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-16 [patent_title] => 'Slotted rotor lubrication system' [patent_app_type] => 1 [patent_app_number] => 7/451152 [patent_app_country] => US [patent_app_date] => 1989-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1713 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/007/05007808.pdf [firstpage_image] =>[orig_patent_app_number] => 451152 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/451152
Slotted rotor lubrication system Dec 14, 1989 Issued
Array ( [id] => 2742357 [patent_doc_number] => 05071330 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-10 [patent_title] => 'Roller-vane hydraulic machine' [patent_app_type] => 1 [patent_app_number] => 7/449887 [patent_app_country] => US [patent_app_date] => 1989-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2854 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/071/05071330.pdf [firstpage_image] =>[orig_patent_app_number] => 449887 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/449887
Roller-vane hydraulic machine Dec 13, 1989 Issued
Array ( [id] => 2735813 [patent_doc_number] => 05028222 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Fluid compressor with axial thrust balancing' [patent_app_type] => 1 [patent_app_number] => 7/450066 [patent_app_country] => US [patent_app_date] => 1989-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 16 [patent_no_of_words] => 4506 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 400 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028222.pdf [firstpage_image] =>[orig_patent_app_number] => 450066 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/450066
Fluid compressor with axial thrust balancing Dec 12, 1989 Issued
Array ( [id] => 2735645 [patent_doc_number] => 05022833 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Single piece gasket valve plate assembly' [patent_app_type] => 1 [patent_app_number] => 7/446648 [patent_app_country] => US [patent_app_date] => 1989-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2342 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/022/05022833.pdf [firstpage_image] =>[orig_patent_app_number] => 446648 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/446648
Single piece gasket valve plate assembly Dec 5, 1989 Issued
Array ( [id] => 2727208 [patent_doc_number] => 05051077 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Screw compressor' [patent_app_type] => 1 [patent_app_number] => 7/446292 [patent_app_country] => US [patent_app_date] => 1989-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 26 [patent_no_of_words] => 3112 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/051/05051077.pdf [firstpage_image] =>[orig_patent_app_number] => 446292 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/446292
Screw compressor Dec 4, 1989 Issued
Array ( [id] => 2740479 [patent_doc_number] => 05020978 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-04 [patent_title] => 'Apparatus and method for reducing vehicular fuel pump noise' [patent_app_type] => 1 [patent_app_number] => 7/444054 [patent_app_country] => US [patent_app_date] => 1989-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2629 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/020/05020978.pdf [firstpage_image] =>[orig_patent_app_number] => 444054 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/444054
Apparatus and method for reducing vehicular fuel pump noise Nov 29, 1989 Issued
Array ( [id] => 2737088 [patent_doc_number] => 05015162 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-14 [patent_title] => 'Attachment for an oil well screw pump system' [patent_app_type] => 1 [patent_app_number] => 7/442073 [patent_app_country] => US [patent_app_date] => 1989-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3287 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/015/05015162.pdf [firstpage_image] =>[orig_patent_app_number] => 442073 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/442073
Attachment for an oil well screw pump system Nov 27, 1989 Issued
Array ( [id] => 2662442 [patent_doc_number] => 05026263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-25 [patent_title] => 'Rotary vane pump with valve to control vane biassing' [patent_app_type] => 1 [patent_app_number] => 7/441036 [patent_app_country] => US [patent_app_date] => 1989-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2330 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/026/05026263.pdf [firstpage_image] =>[orig_patent_app_number] => 441036 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/441036
Rotary vane pump with valve to control vane biassing Nov 21, 1989 Issued
Array ( [id] => 2735681 [patent_doc_number] => 05022835 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Hermetic compressor with crankshaft having eccentric piston portion with hydrodynamic wedge' [patent_app_type] => 1 [patent_app_number] => 7/439668 [patent_app_country] => US [patent_app_date] => 1989-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1593 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/022/05022835.pdf [firstpage_image] =>[orig_patent_app_number] => 439668 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/439668
Hermetic compressor with crankshaft having eccentric piston portion with hydrodynamic wedge Nov 20, 1989 Issued
Array ( [id] => 2686504 [patent_doc_number] => 04995797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Rotary screw vacuum pump with pressure controlled valve for lubrication/sealing fluid' [patent_app_type] => 1 [patent_app_number] => 7/438012 [patent_app_country] => US [patent_app_date] => 1989-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2436 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/995/04995797.pdf [firstpage_image] =>[orig_patent_app_number] => 438012 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/438012
Rotary screw vacuum pump with pressure controlled valve for lubrication/sealing fluid Nov 19, 1989 Issued
Array ( [id] => 2660037 [patent_doc_number] => 05046932 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-10 [patent_title] => 'Rotary epitrochoidal compressor' [patent_app_type] => 1 [patent_app_number] => 7/437889 [patent_app_country] => US [patent_app_date] => 1989-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 9995 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/046/05046932.pdf [firstpage_image] =>[orig_patent_app_number] => 437889 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/437889
Rotary epitrochoidal compressor Nov 16, 1989 Issued
Array ( [id] => 2735718 [patent_doc_number] => 05022837 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Seal arrangement for a gear machine' [patent_app_type] => 1 [patent_app_number] => 7/434445 [patent_app_country] => US [patent_app_date] => 1989-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 30 [patent_no_of_words] => 7930 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/022/05022837.pdf [firstpage_image] =>[orig_patent_app_number] => 434445 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/434445
Seal arrangement for a gear machine Nov 12, 1989 Issued
Array ( [id] => 2752584 [patent_doc_number] => 04993925 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-19 [patent_title] => 'Diaphragm pump with noise intercepting insert' [patent_app_type] => 1 [patent_app_number] => 7/434335 [patent_app_country] => US [patent_app_date] => 1989-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4763 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/993/04993925.pdf [firstpage_image] =>[orig_patent_app_number] => 434335 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/434335
Diaphragm pump with noise intercepting insert Nov 12, 1989 Issued
Array ( [id] => 2697336 [patent_doc_number] => 05013227 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-07 [patent_title] => 'Multistage roots pump and a method of assembling such a pump' [patent_app_type] => 1 [patent_app_number] => 7/434044 [patent_app_country] => US [patent_app_date] => 1989-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2264 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 274 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/013/05013227.pdf [firstpage_image] =>[orig_patent_app_number] => 434044 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/434044
Multistage roots pump and a method of assembling such a pump Nov 6, 1989 Issued
Array ( [id] => 2685824 [patent_doc_number] => 04990069 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-05 [patent_title] => 'Multi-stage roots vacuum pump with sealing module' [patent_app_type] => 1 [patent_app_number] => 7/432428 [patent_app_country] => US [patent_app_date] => 1989-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1527 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/990/04990069.pdf [firstpage_image] =>[orig_patent_app_number] => 432428 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/432428
Multi-stage roots vacuum pump with sealing module Nov 5, 1989 Issued
07/429595 DUAL CAPACITY FLUID PUMP Oct 30, 1989 Abandoned
Menu