Search

Christina Y. Leung

Examiner (ID: 13905, Phone: (571)272-3023 , Office: P/3992 )

Most Active Art Unit
2613
Art Unit(s)
3991, 2613, 2733, 2633, 3992
Total Applications
780
Issued Applications
499
Pending Applications
129
Abandoned Applications
156

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4208496 [patent_doc_number] => 06039541 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'High efficiency ceiling fan' [patent_app_type] => 1 [patent_app_number] => 9/056428 [patent_app_country] => US [patent_app_date] => 1998-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 18 [patent_no_of_words] => 6289 [patent_no_of_claims] => 16 [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/06/039/06039541.pdf [firstpage_image] =>[orig_patent_app_number] => 056428 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/056428
High efficiency ceiling fan Apr 6, 1998 Issued
Array ( [id] => 3917196 [patent_doc_number] => 05996469 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Rodless power cylinder' [patent_app_type] => 1 [patent_app_number] => 9/056142 [patent_app_country] => US [patent_app_date] => 1998-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 3316 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/996/05996469.pdf [firstpage_image] =>[orig_patent_app_number] => 056142 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/056142
Rodless power cylinder Apr 6, 1998 Issued
Array ( [id] => 4122052 [patent_doc_number] => 06029559 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Telescoping system with multiple single-stage telescopic cylinders' [patent_app_type] => 1 [patent_app_number] => 9/055299 [patent_app_country] => US [patent_app_date] => 1998-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2643 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/029/06029559.pdf [firstpage_image] =>[orig_patent_app_number] => 055299 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/055299
Telescoping system with multiple single-stage telescopic cylinders Apr 5, 1998 Issued
Array ( [id] => 4208885 [patent_doc_number] => 06116140 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-12 [patent_title] => 'Telescoping system with multi-stage telescopic cylinder' [patent_app_type] => 1 [patent_app_number] => 9/055239 [patent_app_country] => US [patent_app_date] => 1998-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3810 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/116/06116140.pdf [firstpage_image] =>[orig_patent_app_number] => 055239 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/055239
Telescoping system with multi-stage telescopic cylinder Apr 5, 1998 Issued
Array ( [id] => 4199767 [patent_doc_number] => 06038956 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-21 [patent_title] => 'Dynamic pressure regulator cushion' [patent_app_type] => 1 [patent_app_number] => 9/054163 [patent_app_country] => US [patent_app_date] => 1998-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 13 [patent_no_of_words] => 5494 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/038/06038956.pdf [firstpage_image] =>[orig_patent_app_number] => 054163 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/054163
Dynamic pressure regulator cushion Apr 1, 1998 Issued
Array ( [id] => 4037009 [patent_doc_number] => 05911683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-15 [patent_title] => 'Exhaust-gas collecting and cleaning device as well as exhaust-gas device for a multi-cylinder engine' [patent_app_type] => 1 [patent_app_number] => 9/054079 [patent_app_country] => US [patent_app_date] => 1998-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2044 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/911/05911683.pdf [firstpage_image] =>[orig_patent_app_number] => 054079 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/054079
Exhaust-gas collecting and cleaning device as well as exhaust-gas device for a multi-cylinder engine Apr 1, 1998 Issued
Array ( [id] => 4167136 [patent_doc_number] => 06092367 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-25 [patent_title] => 'Method and apparatus for metering the introduction of a reducing agent into the exhaust-gas or exhaust-air stream of a combustion installation' [patent_app_type] => 1 [patent_app_number] => 9/050649 [patent_app_country] => US [patent_app_date] => 1998-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4423 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/092/06092367.pdf [firstpage_image] =>[orig_patent_app_number] => 050649 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/050649
Method and apparatus for metering the introduction of a reducing agent into the exhaust-gas or exhaust-air stream of a combustion installation Mar 29, 1998 Issued
Array ( [id] => 3897446 [patent_doc_number] => 05950422 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-14 [patent_title] => 'Method and device for converting a pollutant in an exhaust gas in a catalytic converter' [patent_app_type] => 1 [patent_app_number] => 9/050648 [patent_app_country] => US [patent_app_date] => 1998-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3843 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/950/05950422.pdf [firstpage_image] =>[orig_patent_app_number] => 050648 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/050648
Method and device for converting a pollutant in an exhaust gas in a catalytic converter Mar 29, 1998 Issued
Array ( [id] => 3953529 [patent_doc_number] => 05956946 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-28 [patent_title] => 'Vehicle exhaust-gas purifier' [patent_app_type] => 1 [patent_app_number] => 9/044469 [patent_app_country] => US [patent_app_date] => 1998-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5626 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/956/05956946.pdf [firstpage_image] =>[orig_patent_app_number] => 044469 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/044469
Vehicle exhaust-gas purifier Mar 18, 1998 Issued
Array ( [id] => 4212465 [patent_doc_number] => 06010305 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-04 [patent_title] => 'Axial-flow fan for the radiator of an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/041739 [patent_app_country] => US [patent_app_date] => 1998-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 3636 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/010/06010305.pdf [firstpage_image] =>[orig_patent_app_number] => 041739 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/041739
Axial-flow fan for the radiator of an internal combustion engine Mar 12, 1998 Issued
Array ( [id] => 4080996 [patent_doc_number] => 06065286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-23 [patent_title] => 'Modular hydrodynamic coupling unit for integration into a power transmission unit' [patent_app_type] => 1 [patent_app_number] => 9/041397 [patent_app_country] => US [patent_app_date] => 1998-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6559 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/065/06065286.pdf [firstpage_image] =>[orig_patent_app_number] => 041397 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/041397
Modular hydrodynamic coupling unit for integration into a power transmission unit Mar 11, 1998 Issued
Array ( [id] => 3982969 [patent_doc_number] => 05921753 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Anti-windmilling device' [patent_app_type] => 1 [patent_app_number] => 9/038608 [patent_app_country] => US [patent_app_date] => 1998-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1241 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/921/05921753.pdf [firstpage_image] =>[orig_patent_app_number] => 038608 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/038608
Anti-windmilling device Mar 10, 1998 Issued
Array ( [id] => 4088812 [patent_doc_number] => 06048172 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Autonomous helicopter blade end lighting device' [patent_app_type] => 1 [patent_app_number] => 9/035891 [patent_app_country] => US [patent_app_date] => 1998-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3509 [patent_no_of_claims] => 135 [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/06/048/06048172.pdf [firstpage_image] =>[orig_patent_app_number] => 035891 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/035891
Autonomous helicopter blade end lighting device Mar 5, 1998 Issued
Array ( [id] => 4032366 [patent_doc_number] => 05907951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-06-01 [patent_title] => 'Hydraulic control system for construction machine' [patent_app_type] => 1 [patent_app_number] => 9/035334 [patent_app_country] => US [patent_app_date] => 1998-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 6489 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/907/05907951.pdf [firstpage_image] =>[orig_patent_app_number] => 035334 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/035334
Hydraulic control system for construction machine Mar 4, 1998 Issued
Array ( [id] => 3909810 [patent_doc_number] => 05951255 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-14 [patent_title] => 'Device for forwarding a medium' [patent_app_type] => 1 [patent_app_number] => 9/035389 [patent_app_country] => US [patent_app_date] => 1998-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3983 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/951/05951255.pdf [firstpage_image] =>[orig_patent_app_number] => 035389 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/035389
Device for forwarding a medium Mar 4, 1998 Issued
Array ( [id] => 3901298 [patent_doc_number] => 05943862 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'Hydropneumatic machine tool with cushioning' [patent_app_type] => 1 [patent_app_number] => 8/952946 [patent_app_country] => US [patent_app_date] => 1998-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4539 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 339 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/943/05943862.pdf [firstpage_image] =>[orig_patent_app_number] => 952946 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/952946
Hydropneumatic machine tool with cushioning Mar 4, 1998 Issued
Array ( [id] => 3962907 [patent_doc_number] => 05947681 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-07 [patent_title] => 'Pressure balanced dual axle variable nozzle turbocharger' [patent_app_type] => 1 [patent_app_number] => 9/033274 [patent_app_country] => US [patent_app_date] => 1998-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2035 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/947/05947681.pdf [firstpage_image] =>[orig_patent_app_number] => 033274 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/033274
Pressure balanced dual axle variable nozzle turbocharger Mar 1, 1998 Issued
Array ( [id] => 4213172 [patent_doc_number] => 06073536 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Automotive hydraulic system and method for driving a hydraulic accessory in parallel with a power steering unit' [patent_app_type] => 1 [patent_app_number] => 9/033033 [patent_app_country] => US [patent_app_date] => 1998-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 17 [patent_no_of_words] => 5546 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/073/06073536.pdf [firstpage_image] =>[orig_patent_app_number] => 033033 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/033033
Automotive hydraulic system and method for driving a hydraulic accessory in parallel with a power steering unit Mar 1, 1998 Issued
Array ( [id] => 3928750 [patent_doc_number] => 05997244 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Cooling airflow vortex spoiler' [patent_app_type] => 1 [patent_app_number] => 9/032618 [patent_app_country] => US [patent_app_date] => 1998-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2276 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/997/05997244.pdf [firstpage_image] =>[orig_patent_app_number] => 032618 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/032618
Cooling airflow vortex spoiler Feb 26, 1998 Issued
Array ( [id] => 4191133 [patent_doc_number] => 06085633 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-11 [patent_title] => 'Steering gear device' [patent_app_type] => 1 [patent_app_number] => 9/029418 [patent_app_country] => US [patent_app_date] => 1998-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3849 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/085/06085633.pdf [firstpage_image] =>[orig_patent_app_number] => 029418 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/029418
Steering gear device Feb 25, 1998 Issued
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