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] => 4332527 [patent_doc_number] => 06199380 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'Axle driving apparatus' [patent_app_type] => 1 [patent_app_number] => 9/085044 [patent_app_country] => US [patent_app_date] => 1998-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 22 [patent_no_of_words] => 10084 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/199/06199380.pdf [firstpage_image] =>[orig_patent_app_number] => 085044 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/085044
Axle driving apparatus May 26, 1998 Issued
Array ( [id] => 4065025 [patent_doc_number] => 06023931 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-15 [patent_title] => 'Master cylinder with dynamic reaction regulated by a difference in cross section' [patent_app_type] => 1 [patent_app_number] => 9/077396 [patent_app_country] => US [patent_app_date] => 1998-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2728 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 465 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/023/06023931.pdf [firstpage_image] =>[orig_patent_app_number] => 077396 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/077396
Master cylinder with dynamic reaction regulated by a difference in cross section May 25, 1998 Issued
09/077338 SEALING ELEMENT May 21, 1998 Abandoned
Array ( [id] => 4147039 [patent_doc_number] => 06082105 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Drive device for medical appliances' [patent_app_type] => 1 [patent_app_number] => 9/091365 [patent_app_country] => US [patent_app_date] => 1998-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 13882 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/082/06082105.pdf [firstpage_image] =>[orig_patent_app_number] => 091365 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/091365
Drive device for medical appliances May 21, 1998 Issued
Array ( [id] => 4097753 [patent_doc_number] => 06022193 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-08 [patent_title] => 'Propeller assembly for an underwater device' [patent_app_type] => 1 [patent_app_number] => 9/090328 [patent_app_country] => US [patent_app_date] => 1998-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1508 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/022/06022193.pdf [firstpage_image] =>[orig_patent_app_number] => 090328 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/090328
Propeller assembly for an underwater device May 21, 1998 Issued
Array ( [id] => 4163344 [patent_doc_number] => 06019027 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-01 [patent_title] => 'Refrigerant compressor' [patent_app_type] => 1 [patent_app_number] => 9/081509 [patent_app_country] => US [patent_app_date] => 1998-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3107 [patent_no_of_claims] => 5 [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/06/019/06019027.pdf [firstpage_image] =>[orig_patent_app_number] => 081509 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/081509
Refrigerant compressor May 19, 1998 Issued
08/945003 OPERATION AND CONTROL OF FREE PISTON AGGREGATE May 11, 1998 Abandoned
Array ( [id] => 4042217 [patent_doc_number] => 06006647 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-28 [patent_title] => 'Actuator with free-floating piston for a blowout preventer and the like' [patent_app_type] => 1 [patent_app_number] => 9/074867 [patent_app_country] => US [patent_app_date] => 1998-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4431 [patent_no_of_claims] => 13 [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/06/006/06006647.pdf [firstpage_image] =>[orig_patent_app_number] => 074867 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/074867
Actuator with free-floating piston for a blowout preventer and the like May 7, 1998 Issued
Array ( [id] => 4188209 [patent_doc_number] => 06109024 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-29 [patent_title] => 'Exhaust gas purification device for an internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 9/075358 [patent_app_country] => US [patent_app_date] => 1998-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 29 [patent_figures_cnt] => 29 [patent_no_of_words] => 22714 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/109/06109024.pdf [firstpage_image] =>[orig_patent_app_number] => 075358 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/075358
Exhaust gas purification device for an internal combustion engine May 7, 1998 Issued
Array ( [id] => 3907651 [patent_doc_number] => 05937649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Brake master cylinder with return connection' [patent_app_type] => 1 [patent_app_number] => 9/068274 [patent_app_country] => US [patent_app_date] => 1998-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3682 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/937/05937649.pdf [firstpage_image] =>[orig_patent_app_number] => 068274 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/068274
Brake master cylinder with return connection May 4, 1998 Issued
Array ( [id] => 3889777 [patent_doc_number] => 06000315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-14 [patent_title] => 'Lift control for implement frame' [patent_app_type] => 1 [patent_app_number] => 9/072238 [patent_app_country] => US [patent_app_date] => 1998-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2433 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/000/06000315.pdf [firstpage_image] =>[orig_patent_app_number] => 072238 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/072238
Lift control for implement frame May 3, 1998 Issued
Array ( [id] => 4178984 [patent_doc_number] => 06042332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-28 [patent_title] => 'Housing part for a propeller pump' [patent_app_type] => 1 [patent_app_number] => 9/063789 [patent_app_country] => US [patent_app_date] => 1998-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 983 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/042/06042332.pdf [firstpage_image] =>[orig_patent_app_number] => 063789 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/063789
Housing part for a propeller pump Apr 21, 1998 Issued
Array ( [id] => 4154980 [patent_doc_number] => 06139273 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Radial flow fan' [patent_app_type] => 1 [patent_app_number] => 9/064288 [patent_app_country] => US [patent_app_date] => 1998-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1337 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/139/06139273.pdf [firstpage_image] =>[orig_patent_app_number] => 064288 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/064288
Radial flow fan Apr 21, 1998 Issued
Array ( [id] => 4129570 [patent_doc_number] => 06101922 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Cylinder' [patent_app_type] => 1 [patent_app_number] => 9/063662 [patent_app_country] => US [patent_app_date] => 1998-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 5043 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 300 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/101/06101922.pdf [firstpage_image] =>[orig_patent_app_number] => 063662 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/063662
Cylinder Apr 20, 1998 Issued
Array ( [id] => 4176253 [patent_doc_number] => 06152684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-28 [patent_title] => 'Method for operation of hydraulic turbine' [patent_app_type] => 1 [patent_app_number] => 9/063599 [patent_app_country] => US [patent_app_date] => 1998-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 16 [patent_no_of_words] => 5220 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/152/06152684.pdf [firstpage_image] =>[orig_patent_app_number] => 063599 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/063599
Method for operation of hydraulic turbine Apr 20, 1998 Issued
09/062449 DEVICE FOR DETERMINING THE ABNORMAL DEGREE OF DETERIORATION OF A CATALYST Apr 16, 1998 Issued
Array ( [id] => 3981693 [patent_doc_number] => 06003431 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Rotary actuator' [patent_app_type] => 1 [patent_app_number] => 9/059839 [patent_app_country] => US [patent_app_date] => 1998-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2742 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/003/06003431.pdf [firstpage_image] =>[orig_patent_app_number] => 059839 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/059839
Rotary actuator Apr 13, 1998 Issued
Array ( [id] => 4109291 [patent_doc_number] => 06032570 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-07 [patent_title] => 'Composite piston for machine' [patent_app_type] => 1 [patent_app_number] => 9/058533 [patent_app_country] => US [patent_app_date] => 1998-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 5439 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/032/06032570.pdf [firstpage_image] =>[orig_patent_app_number] => 058533 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/058533
Composite piston for machine Apr 9, 1998 Issued
Array ( [id] => 4129541 [patent_doc_number] => 06101920 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Pneumatic or hydraulic cylinder with piston position detector mounted in longitudinal groove in cylinder tube surface' [patent_app_type] => 1 [patent_app_number] => 9/056822 [patent_app_country] => US [patent_app_date] => 1998-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2886 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/101/06101920.pdf [firstpage_image] =>[orig_patent_app_number] => 056822 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/056822
Pneumatic or hydraulic cylinder with piston position detector mounted in longitudinal groove in cylinder tube surface Apr 7, 1998 Issued
Array ( [id] => 4191163 [patent_doc_number] => 06085635 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-11 [patent_title] => 'Safety device for pneumatic actuators' [patent_app_type] => 1 [patent_app_number] => 9/057183 [patent_app_country] => US [patent_app_date] => 1998-04-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1516 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/085/06085635.pdf [firstpage_image] =>[orig_patent_app_number] => 057183 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/057183
Safety device for pneumatic actuators Apr 7, 1998 Issued
Menu