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] => 3992064 [patent_doc_number] => 05961278 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-05 [patent_title] => 'Housing for turbine assembly' [patent_app_type] => 1 [patent_app_number] => 8/992673 [patent_app_country] => US [patent_app_date] => 1997-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1514 [patent_no_of_claims] => 13 [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/05/961/05961278.pdf [firstpage_image] =>[orig_patent_app_number] => 992673 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/992673
Housing for turbine assembly Dec 16, 1997 Issued
Array ( [id] => 3927198 [patent_doc_number] => 05975851 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-02 [patent_title] => 'Turbine blade with trailing edge root section cooling' [patent_app_type] => 1 [patent_app_number] => 8/993023 [patent_app_country] => US [patent_app_date] => 1997-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3105 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 854 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/975/05975851.pdf [firstpage_image] =>[orig_patent_app_number] => 993023 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/993023
Turbine blade with trailing edge root section cooling Dec 16, 1997 Issued
Array ( [id] => 4154917 [patent_doc_number] => 06139269 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-31 [patent_title] => 'Turbine blade with multi-pass cooling and cooling air addition' [patent_app_type] => 1 [patent_app_number] => 8/997826 [patent_app_country] => US [patent_app_date] => 1997-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2767 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 725 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/139/06139269.pdf [firstpage_image] =>[orig_patent_app_number] => 997826 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/997826
Turbine blade with multi-pass cooling and cooling air addition Dec 16, 1997 Issued
Array ( [id] => 3748312 [patent_doc_number] => 05851104 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-22 [patent_title] => 'Nozzle adjusting mechanism' [patent_app_type] => 1 [patent_app_number] => 8/990358 [patent_app_country] => US [patent_app_date] => 1997-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2616 [patent_no_of_claims] => 22 [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/05/851/05851104.pdf [firstpage_image] =>[orig_patent_app_number] => 990358 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/990358
Nozzle adjusting mechanism Dec 14, 1997 Issued
Array ( [id] => 3908895 [patent_doc_number] => 05937735 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Swash-plate compressor having a thrust race with a radial flange insuring supply of a lubricating oil to a drive shaft bearing' [patent_app_type] => 1 [patent_app_number] => 8/989236 [patent_app_country] => US [patent_app_date] => 1997-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3417 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/937/05937735.pdf [firstpage_image] =>[orig_patent_app_number] => 989236 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/989236
Swash-plate compressor having a thrust race with a radial flange insuring supply of a lubricating oil to a drive shaft bearing Dec 11, 1997 Issued
Array ( [id] => 3985614 [patent_doc_number] => 05887427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-30 [patent_title] => 'Electrically insulating gas tight penetration' [patent_app_type] => 1 [patent_app_number] => 8/986368 [patent_app_country] => US [patent_app_date] => 1997-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1439 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/887/05887427.pdf [firstpage_image] =>[orig_patent_app_number] => 986368 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/986368
Electrically insulating gas tight penetration Dec 7, 1997 Issued
Array ( [id] => 3992644 [patent_doc_number] => 05878652 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-09 [patent_title] => 'Cast, substantially hollow, piston body' [patent_app_type] => 1 [patent_app_number] => 8/985992 [patent_app_country] => US [patent_app_date] => 1997-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 794 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/878/05878652.pdf [firstpage_image] =>[orig_patent_app_number] => 985992 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/985992
Cast, substantially hollow, piston body Dec 4, 1997 Issued
Array ( [id] => 3979880 [patent_doc_number] => 06003309 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-21 [patent_title] => 'Diagnostic apparatus for exhaust gas clarification apparatus for internal combustion engine' [patent_app_type] => 1 [patent_app_number] => 8/985059 [patent_app_country] => US [patent_app_date] => 1997-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5473 [patent_no_of_claims] => 4 [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/06/003/06003309.pdf [firstpage_image] =>[orig_patent_app_number] => 985059 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/985059
Diagnostic apparatus for exhaust gas clarification apparatus for internal combustion engine Dec 3, 1997 Issued
Array ( [id] => 3905716 [patent_doc_number] => 05927176 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Axial piston machine with transverse and rotary adjustment of the pivoting cradle' [patent_app_type] => 1 [patent_app_number] => 8/973217 [patent_app_country] => US [patent_app_date] => 1997-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2279 [patent_no_of_claims] => 8 [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/05/927/05927176.pdf [firstpage_image] =>[orig_patent_app_number] => 973217 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/973217
Axial piston machine with transverse and rotary adjustment of the pivoting cradle Dec 3, 1997 Issued
Array ( [id] => 3934989 [patent_doc_number] => 05954479 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-21 [patent_title] => 'Twin engine, coaxial, dual-propeller propulsion system' [patent_app_type] => 1 [patent_app_number] => 8/980482 [patent_app_country] => US [patent_app_date] => 1997-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4578 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 391 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/954/05954479.pdf [firstpage_image] =>[orig_patent_app_number] => 980482 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/980482
Twin engine, coaxial, dual-propeller propulsion system Nov 28, 1997 Issued
08/973623 HYDRAULIC PRESSURE BOOSTING UNIT, IN PARTICULAR FOR A PRESS OPERATING ACCORDING TO THE HIGH INNER PRESSURE EXTRUSION PROCESS Nov 27, 1997 Abandoned
Array ( [id] => 3906862 [patent_doc_number] => 05979294 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-09 [patent_title] => 'Method and apparatus for controlling axial pump' [patent_app_type] => 1 [patent_app_number] => 8/977961 [patent_app_country] => US [patent_app_date] => 1997-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 24 [patent_no_of_words] => 3872 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/979/05979294.pdf [firstpage_image] =>[orig_patent_app_number] => 977961 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/977961
Method and apparatus for controlling axial pump Nov 24, 1997 Issued
Array ( [id] => 3952897 [patent_doc_number] => 05885057 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-23 [patent_title] => 'Method and apparatus for using nucleate steam bubbles in steam and/or gas compression' [patent_app_type] => 1 [patent_app_number] => 8/977738 [patent_app_country] => US [patent_app_date] => 1997-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 26 [patent_no_of_words] => 15956 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/885/05885057.pdf [firstpage_image] =>[orig_patent_app_number] => 977738 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/977738
Method and apparatus for using nucleate steam bubbles in steam and/or gas compression Nov 24, 1997 Issued
Array ( [id] => 3901242 [patent_doc_number] => 05943858 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-31 [patent_title] => 'Premixing chamber for an exhaust gas purification system' [patent_app_type] => 1 [patent_app_number] => 8/974259 [patent_app_country] => US [patent_app_date] => 1997-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2946 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/943/05943858.pdf [firstpage_image] =>[orig_patent_app_number] => 974259 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/974259
Premixing chamber for an exhaust gas purification system Nov 18, 1997 Issued
Array ( [id] => 4066153 [patent_doc_number] => 06024008 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-15 [patent_title] => 'Variable displacement compressor, swash plate, and method for hardening swash plate' [patent_app_type] => 1 [patent_app_number] => 8/972647 [patent_app_country] => US [patent_app_date] => 1997-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5987 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/024/06024008.pdf [firstpage_image] =>[orig_patent_app_number] => 972647 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/972647
Variable displacement compressor, swash plate, and method for hardening swash plate Nov 17, 1997 Issued
Array ( [id] => 4189477 [patent_doc_number] => 06085520 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-11 [patent_title] => 'Slide driving device for presses' [patent_app_type] => 1 [patent_app_number] => 8/972813 [patent_app_country] => US [patent_app_date] => 1997-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 33 [patent_no_of_words] => 8635 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/085/06085520.pdf [firstpage_image] =>[orig_patent_app_number] => 972813 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/972813
Slide driving device for presses Nov 17, 1997 Issued
Array ( [id] => 3897511 [patent_doc_number] => 05950427 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-14 [patent_title] => 'Fail-safe electric hydraulic actuator' [patent_app_type] => 1 [patent_app_number] => 8/972443 [patent_app_country] => US [patent_app_date] => 1997-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3005 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/950/05950427.pdf [firstpage_image] =>[orig_patent_app_number] => 972443 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/972443
Fail-safe electric hydraulic actuator Nov 17, 1997 Issued
Array ( [id] => 4047329 [patent_doc_number] => 05863178 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-26 [patent_title] => 'Exhaust turbocharger for internal combustion engines' [patent_app_type] => 1 [patent_app_number] => 8/972329 [patent_app_country] => US [patent_app_date] => 1997-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1560 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/863/05863178.pdf [firstpage_image] =>[orig_patent_app_number] => 972329 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/972329
Exhaust turbocharger for internal combustion engines Nov 17, 1997 Issued
Array ( [id] => 3928852 [patent_doc_number] => 05997251 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-12-07 [patent_title] => 'Ribbed turbine blade tip' [patent_app_type] => 1 [patent_app_number] => 8/971908 [patent_app_country] => US [patent_app_date] => 1997-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2492 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/997/05997251.pdf [firstpage_image] =>[orig_patent_app_number] => 971908 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/971908
Ribbed turbine blade tip Nov 16, 1997 Issued
Array ( [id] => 3921919 [patent_doc_number] => 05870941 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-16 [patent_title] => 'Steering valve with closed center' [patent_app_type] => 1 [patent_app_number] => 8/875504 [patent_app_country] => US [patent_app_date] => 1997-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3694 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/870/05870941.pdf [firstpage_image] =>[orig_patent_app_number] => 875504 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/875504
Steering valve with closed center Nov 16, 1997 Issued
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