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] => 4393543 [patent_doc_number] => 06171053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-09 [patent_title] => 'Device for thermally insulating a steam turbine casing' [patent_app_type] => 1 [patent_app_number] => 9/428579 [patent_app_country] => US [patent_app_date] => 1999-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2601 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/171/06171053.pdf [firstpage_image] =>[orig_patent_app_number] => 428579 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/428579
Device for thermally insulating a steam turbine casing Oct 27, 1999 Issued
Array ( [id] => 1592861 [patent_doc_number] => 06474062 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-11-05 [patent_title] => 'Torque converter' [patent_app_type] => B1 [patent_app_number] => 09/429170 [patent_app_country] => US [patent_app_date] => 1999-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 23 [patent_no_of_words] => 5999 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/474/06474062.pdf [firstpage_image] =>[orig_patent_app_number] => 09429170 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/429170
Torque converter Oct 27, 1999 Issued
Array ( [id] => 4354754 [patent_doc_number] => 06273675 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-14 [patent_title] => 'Cooling architecture for flanges of a steam turbine casing' [patent_app_type] => 1 [patent_app_number] => 9/428749 [patent_app_country] => US [patent_app_date] => 1999-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2060 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/273/06273675.pdf [firstpage_image] =>[orig_patent_app_number] => 428749 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/428749
Cooling architecture for flanges of a steam turbine casing Oct 27, 1999 Issued
Array ( [id] => 1472300 [patent_doc_number] => 06449949 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-17 [patent_title] => 'Axle driving system' [patent_app_type] => B1 [patent_app_number] => 09/381235 [patent_app_country] => US [patent_app_date] => 1999-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 25 [patent_no_of_words] => 5590 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/449/06449949.pdf [firstpage_image] =>[orig_patent_app_number] => 09381235 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/381235
Axle driving system Oct 26, 1999 Issued
Array ( [id] => 4342743 [patent_doc_number] => 06272854 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-14 [patent_title] => 'Axle driving apparatus' [patent_app_type] => 1 [patent_app_number] => 9/381231 [patent_app_country] => US [patent_app_date] => 1999-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 25 [patent_no_of_words] => 6845 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/272/06272854.pdf [firstpage_image] =>[orig_patent_app_number] => 381231 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/381231
Axle driving apparatus Oct 26, 1999 Issued
Array ( [id] => 4303786 [patent_doc_number] => 06318242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-20 [patent_title] => 'Filled hydraulic piston and method of making the same' [patent_app_type] => 1 [patent_app_number] => 9/426601 [patent_app_country] => US [patent_app_date] => 1999-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 1464 [patent_no_of_claims] => 7 [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/06/318/06318242.pdf [firstpage_image] =>[orig_patent_app_number] => 426601 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/426601
Filled hydraulic piston and method of making the same Oct 25, 1999 Issued
Array ( [id] => 4286646 [patent_doc_number] => 06314727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-13 [patent_title] => 'Method and apparatus for controlling an electro-hydraulic fluid system' [patent_app_type] => 1 [patent_app_number] => 9/426706 [patent_app_country] => US [patent_app_date] => 1999-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3968 [patent_no_of_claims] => 43 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/314/06314727.pdf [firstpage_image] =>[orig_patent_app_number] => 426706 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/426706
Method and apparatus for controlling an electro-hydraulic fluid system Oct 24, 1999 Issued
Array ( [id] => 4402715 [patent_doc_number] => 06223649 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-01 [patent_title] => 'Piston-cylinder unit' [patent_app_type] => 1 [patent_app_number] => 9/425455 [patent_app_country] => US [patent_app_date] => 1999-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 1908 [patent_no_of_claims] => 7 [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/06/223/06223649.pdf [firstpage_image] =>[orig_patent_app_number] => 425455 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/425455
Piston-cylinder unit Oct 21, 1999 Issued
Array ( [id] => 4254586 [patent_doc_number] => 06305902 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Steam turbine stationary blade' [patent_app_type] => 1 [patent_app_number] => 9/422459 [patent_app_country] => US [patent_app_date] => 1999-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 2304 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/305/06305902.pdf [firstpage_image] =>[orig_patent_app_number] => 422459 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/422459
Steam turbine stationary blade Oct 20, 1999 Issued
Array ( [id] => 4320179 [patent_doc_number] => 06283011 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-04 [patent_title] => 'Cylinder with an elastic device for returning a working piston unit to a neutral position' [patent_app_type] => 1 [patent_app_number] => 9/421764 [patent_app_country] => US [patent_app_date] => 1999-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2386 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/283/06283011.pdf [firstpage_image] =>[orig_patent_app_number] => 421764 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/421764
Cylinder with an elastic device for returning a working piston unit to a neutral position Oct 18, 1999 Issued
Array ( [id] => 4318466 [patent_doc_number] => 06282891 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-04 [patent_title] => 'Method and system for controlling fluid flow in an electrohydraulic system having multiple hydraulic circuits' [patent_app_type] => 1 [patent_app_number] => 9/421185 [patent_app_country] => US [patent_app_date] => 1999-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3068 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/282/06282891.pdf [firstpage_image] =>[orig_patent_app_number] => 421185 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/421185
Method and system for controlling fluid flow in an electrohydraulic system having multiple hydraulic circuits Oct 18, 1999 Issued
Array ( [id] => 4275668 [patent_doc_number] => 06267551 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-31 [patent_title] => 'Modular hydraulic turbine' [patent_app_type] => 1 [patent_app_number] => 9/420317 [patent_app_country] => US [patent_app_date] => 1999-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 3411 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 319 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/267/06267551.pdf [firstpage_image] =>[orig_patent_app_number] => 420317 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/420317
Modular hydraulic turbine Oct 18, 1999 Issued
Array ( [id] => 4376634 [patent_doc_number] => 06295918 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-02 [patent_title] => 'Suspended diaphragm' [patent_app_type] => 1 [patent_app_number] => 9/418786 [patent_app_country] => US [patent_app_date] => 1999-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3230 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/295/06295918.pdf [firstpage_image] =>[orig_patent_app_number] => 418786 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/418786
Suspended diaphragm Oct 14, 1999 Issued
Array ( [id] => 4401014 [patent_doc_number] => 06223530 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-01 [patent_title] => 'Control device for hydraulic power cylinders' [patent_app_type] => 1 [patent_app_number] => 9/380664 [patent_app_country] => US [patent_app_date] => 1999-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1082 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/223/06223530.pdf [firstpage_image] =>[orig_patent_app_number] => 380664 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/380664
Control device for hydraulic power cylinders Oct 13, 1999 Issued
Array ( [id] => 1435163 [patent_doc_number] => 06354804 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-12 [patent_title] => 'Fluid displacing blade' [patent_app_type] => B1 [patent_app_number] => 09/402478 [patent_app_country] => US [patent_app_date] => 1999-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1782 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/354/06354804.pdf [firstpage_image] =>[orig_patent_app_number] => 09402478 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/402478
Fluid displacing blade Oct 12, 1999 Issued
Array ( [id] => 4322807 [patent_doc_number] => 06212995 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Variable-displacement inclined plate compressor' [patent_app_type] => 1 [patent_app_number] => 9/417316 [patent_app_country] => US [patent_app_date] => 1999-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2816 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/212/06212995.pdf [firstpage_image] =>[orig_patent_app_number] => 417316 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/417316
Variable-displacement inclined plate compressor Oct 12, 1999 Issued
Array ( [id] => 4386820 [patent_doc_number] => 06263779 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-24 [patent_title] => 'Snap ring closure system' [patent_app_type] => 1 [patent_app_number] => 9/412266 [patent_app_country] => US [patent_app_date] => 1999-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2543 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/263/06263779.pdf [firstpage_image] =>[orig_patent_app_number] => 412266 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/412266
Snap ring closure system Oct 4, 1999 Issued
Array ( [id] => 4383340 [patent_doc_number] => 06237332 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'Hydrostatic transaxle' [patent_app_type] => 1 [patent_app_number] => 9/411835 [patent_app_country] => US [patent_app_date] => 1999-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5516 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/237/06237332.pdf [firstpage_image] =>[orig_patent_app_number] => 411835 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/411835
Hydrostatic transaxle Oct 3, 1999 Issued
Array ( [id] => 4333328 [patent_doc_number] => 06213711 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Steam turbine and blade or vane for a steam turbine' [patent_app_type] => 1 [patent_app_number] => 9/410828 [patent_app_country] => US [patent_app_date] => 1999-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4566 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/213/06213711.pdf [firstpage_image] =>[orig_patent_app_number] => 410828 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/410828
Steam turbine and blade or vane for a steam turbine Sep 30, 1999 Issued
Array ( [id] => 4308207 [patent_doc_number] => 06311606 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-06 [patent_title] => 'Vacuum servo unit for vehicle brake systems' [patent_app_type] => 1 [patent_app_number] => 9/409286 [patent_app_country] => US [patent_app_date] => 1999-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 14743 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/311/06311606.pdf [firstpage_image] =>[orig_patent_app_number] => 409286 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/409286
Vacuum servo unit for vehicle brake systems Sep 29, 1999 Issued
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