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] => 2677938 [patent_doc_number] => 05049051 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Multi-piece tilted apex seal assembly' [patent_app_type] => 1 [patent_app_number] => 7/549844 [patent_app_country] => US [patent_app_date] => 1990-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2240 [patent_no_of_claims] => 5 [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/05/049/05049051.pdf [firstpage_image] =>[orig_patent_app_number] => 549844 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/549844
Multi-piece tilted apex seal assembly Jul 8, 1990 Issued
Array ( [id] => 2841112 [patent_doc_number] => 05088907 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-18 [patent_title] => 'Screw rotor for oil flooded screw compressors' [patent_app_type] => 1 [patent_app_number] => 7/549106 [patent_app_country] => US [patent_app_date] => 1990-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 2812 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/088/05088907.pdf [firstpage_image] =>[orig_patent_app_number] => 549106 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/549106
Screw rotor for oil flooded screw compressors Jul 5, 1990 Issued
07/546296 HERMETIC COMPRESSOR WITH ROTARY ROLLING PISTON Jun 28, 1990 Abandoned
Array ( [id] => 2722592 [patent_doc_number] => 05022146 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-11 [patent_title] => 'Twin rotary compressor with suction accumulator' [patent_app_type] => 1 [patent_app_number] => 7/547682 [patent_app_country] => US [patent_app_date] => 1990-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5035 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/022/05022146.pdf [firstpage_image] =>[orig_patent_app_number] => 547682 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/547682
Twin rotary compressor with suction accumulator Jun 27, 1990 Issued
Array ( [id] => 2773767 [patent_doc_number] => 05087183 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-11 [patent_title] => 'Rotary vane machine with simplified anti-friction positive bi-axial vane motion control' [patent_app_type] => 1 [patent_app_number] => 7/534542 [patent_app_country] => US [patent_app_date] => 1990-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 5591 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/087/05087183.pdf [firstpage_image] =>[orig_patent_app_number] => 534542 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/534542
Rotary vane machine with simplified anti-friction positive bi-axial vane motion control Jun 6, 1990 Issued
Array ( [id] => 2840996 [patent_doc_number] => 05088900 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-18 [patent_title] => 'Motor-operated pump having a projection for protecting a commutator' [patent_app_type] => 1 [patent_app_number] => 7/528505 [patent_app_country] => US [patent_app_date] => 1990-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 1523 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/088/05088900.pdf [firstpage_image] =>[orig_patent_app_number] => 528505 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/528505
Motor-operated pump having a projection for protecting a commutator May 24, 1990 Issued
Array ( [id] => 2817694 [patent_doc_number] => 05098264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-24 [patent_title] => 'Yin-Yang fluid power machine' [patent_app_type] => 1 [patent_app_number] => 7/527523 [patent_app_country] => US [patent_app_date] => 1990-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3186 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 360 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/098/05098264.pdf [firstpage_image] =>[orig_patent_app_number] => 527523 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/527523
Yin-Yang fluid power machine May 22, 1990 Issued
Array ( [id] => 2698656 [patent_doc_number] => 05055016 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-08 [patent_title] => 'Alloy material to reduce wear used in a vane type rotary compressor' [patent_app_type] => 1 [patent_app_number] => 7/525717 [patent_app_country] => US [patent_app_date] => 1990-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2080 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/055/05055016.pdf [firstpage_image] =>[orig_patent_app_number] => 525717 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525717
Alloy material to reduce wear used in a vane type rotary compressor May 20, 1990 Issued
Array ( [id] => 2698947 [patent_doc_number] => 05040957 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-20 [patent_title] => 'Co-rotor engine with valve system' [patent_app_type] => 1 [patent_app_number] => 7/525997 [patent_app_country] => US [patent_app_date] => 1990-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2212 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/040/05040957.pdf [firstpage_image] =>[orig_patent_app_number] => 525997 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525997
Co-rotor engine with valve system May 20, 1990 Issued
Array ( [id] => 2911397 [patent_doc_number] => 05199863 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-06 [patent_title] => 'Sealing of an eccentric bearing of a rotary piston internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/525476 [patent_app_country] => US [patent_app_date] => 1990-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1542 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/199/05199863.pdf [firstpage_image] =>[orig_patent_app_number] => 525476 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525476
Sealing of an eccentric bearing of a rotary piston internal combustion engine May 17, 1990 Issued
Array ( [id] => 2677902 [patent_doc_number] => 05049049 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Rotary piston internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/525472 [patent_app_country] => US [patent_app_date] => 1990-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2494 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 433 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/049/05049049.pdf [firstpage_image] =>[orig_patent_app_number] => 525472 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525472
Rotary piston internal combustion engine May 17, 1990 Issued
Array ( [id] => 2735631 [patent_doc_number] => 05011385 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Bearing- and drive arrangement of a rotary piston internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/525142 [patent_app_country] => US [patent_app_date] => 1990-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 1846 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/011/05011385.pdf [firstpage_image] =>[orig_patent_app_number] => 525142 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525142
Bearing- and drive arrangement of a rotary piston internal combustion engine May 16, 1990 Issued
Array ( [id] => 2777707 [patent_doc_number] => 05100309 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-31 [patent_title] => 'Cooling medium pump of a rotary piston internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 7/525095 [patent_app_country] => US [patent_app_date] => 1990-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1514 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/100/05100309.pdf [firstpage_image] =>[orig_patent_app_number] => 525095 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525095
Cooling medium pump of a rotary piston internal combustion engine May 16, 1990 Issued
Array ( [id] => 2670423 [patent_doc_number] => 05044905 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-03 [patent_title] => 'Device for minimizing flutter of a filler piece in an internal gear pump' [patent_app_type] => 1 [patent_app_number] => 7/521896 [patent_app_country] => US [patent_app_date] => 1990-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1721 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/044/05044905.pdf [firstpage_image] =>[orig_patent_app_number] => 521896 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/521896
Device for minimizing flutter of a filler piece in an internal gear pump May 9, 1990 Issued
Array ( [id] => 2672181 [patent_doc_number] => 05066207 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-19 [patent_title] => 'Rotary device' [patent_app_type] => 1 [patent_app_number] => 7/520796 [patent_app_country] => US [patent_app_date] => 1990-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3396 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 501 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/066/05066207.pdf [firstpage_image] =>[orig_patent_app_number] => 520796 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/520796
Rotary device May 7, 1990 Issued
Array ( [id] => 2770127 [patent_doc_number] => 05101782 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-07 [patent_title] => 'Rotary piston engine with slide gate' [patent_app_type] => 1 [patent_app_number] => 7/474019 [patent_app_country] => US [patent_app_date] => 1990-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 6672 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 367 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/101/05101782.pdf [firstpage_image] =>[orig_patent_app_number] => 474019 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/474019
Rotary piston engine with slide gate Apr 25, 1990 Issued
07/489056 MICROFLOW ROTARY PUMP Apr 22, 1990 Abandoned
07/511111 FLUID MOTOR HAVING REDUCED LUBRICATION REQUIREMENT Apr 18, 1990 Abandoned
Array ( [id] => 2682696 [patent_doc_number] => 05018953 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-28 [patent_title] => 'Rotor with eccentrically positioned retainer pin' [patent_app_type] => 1 [patent_app_number] => 7/507862 [patent_app_country] => US [patent_app_date] => 1990-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 2896 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/018/05018953.pdf [firstpage_image] =>[orig_patent_app_number] => 507862 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/507862
Rotor with eccentrically positioned retainer pin Apr 10, 1990 Issued
Array ( [id] => 2684934 [patent_doc_number] => 05064361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-12 [patent_title] => 'Rotating pneumatic vane motor with air bearing' [patent_app_type] => 1 [patent_app_number] => 7/505221 [patent_app_country] => US [patent_app_date] => 1990-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2185 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/064/05064361.pdf [firstpage_image] =>[orig_patent_app_number] => 505221 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/505221
Rotating pneumatic vane motor with air bearing Apr 4, 1990 Issued
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