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
08/983218 WHIRLWIND TURBINE WITH A VERTICAL AXIS Jul 5, 1998 Abandoned
Array ( [id] => 3919066 [patent_doc_number] => 05971707 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-26 [patent_title] => 'Gas turbine moving blade steam cooling system' [patent_app_type] => 1 [patent_app_number] => 9/109379 [patent_app_country] => US [patent_app_date] => 1998-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 4146 [patent_no_of_claims] => 11 [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/05/971/05971707.pdf [firstpage_image] =>[orig_patent_app_number] => 109379 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/109379
Gas turbine moving blade steam cooling system Jul 1, 1998 Issued
Array ( [id] => 4166105 [patent_doc_number] => 06036442 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-14 [patent_title] => 'Device for folding of a helicopter rotor blade' [patent_app_type] => 1 [patent_app_number] => 9/114229 [patent_app_country] => US [patent_app_date] => 1998-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 11360 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/036/06036442.pdf [firstpage_image] =>[orig_patent_app_number] => 114229 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/114229
Device for folding of a helicopter rotor blade Jun 29, 1998 Issued
Array ( [id] => 4066182 [patent_doc_number] => 06024010 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-15 [patent_title] => 'Shoe for swash plate type compressor and shoe assembly' [patent_app_type] => 1 [patent_app_number] => 9/106187 [patent_app_country] => US [patent_app_date] => 1998-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3510 [patent_no_of_claims] => 7 [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/06/024/06024010.pdf [firstpage_image] =>[orig_patent_app_number] => 106187 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/106187
Shoe for swash plate type compressor and shoe assembly Jun 28, 1998 Issued
Array ( [id] => 4080893 [patent_doc_number] => 06065279 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-23 [patent_title] => 'Master cylinder' [patent_app_type] => 1 [patent_app_number] => 9/114243 [patent_app_country] => US [patent_app_date] => 1998-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4992 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/065/06065279.pdf [firstpage_image] =>[orig_patent_app_number] => 114243 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/114243
Master cylinder Jun 25, 1998 Issued
Array ( [id] => 4070763 [patent_doc_number] => 06053697 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-25 [patent_title] => 'Trilobe mounting with anti-rotation apparatus for an air duct in a gas turbine rotor' [patent_app_type] => 1 [patent_app_number] => 9/105478 [patent_app_country] => US [patent_app_date] => 1998-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2393 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/053/06053697.pdf [firstpage_image] =>[orig_patent_app_number] => 105478 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/105478
Trilobe mounting with anti-rotation apparatus for an air duct in a gas turbine rotor Jun 25, 1998 Issued
Array ( [id] => 4339171 [patent_doc_number] => 06217286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-17 [patent_title] => 'Unidirectionally solidified cast article and method of making' [patent_app_type] => 1 [patent_app_number] => 9/105239 [patent_app_country] => US [patent_app_date] => 1998-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7857 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/217/06217286.pdf [firstpage_image] =>[orig_patent_app_number] => 105239 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/105239
Unidirectionally solidified cast article and method of making Jun 25, 1998 Issued
Array ( [id] => 4168292 [patent_doc_number] => 06041597 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-28 [patent_title] => 'Pneumatic/hydraulic balance weight system for mother machines' [patent_app_type] => 1 [patent_app_number] => 9/100986 [patent_app_country] => US [patent_app_date] => 1998-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1894 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/041/06041597.pdf [firstpage_image] =>[orig_patent_app_number] => 100986 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/100986
Pneumatic/hydraulic balance weight system for mother machines Jun 21, 1998 Issued
Array ( [id] => 4299694 [patent_doc_number] => 06241463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-05 [patent_title] => 'Method for determining the operating level of a fan and fan' [patent_app_type] => 1 [patent_app_number] => 9/102462 [patent_app_country] => US [patent_app_date] => 1998-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8587 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/241/06241463.pdf [firstpage_image] =>[orig_patent_app_number] => 102462 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/102462
Method for determining the operating level of a fan and fan Jun 21, 1998 Issued
09/100180 ARTICLE HAVING DURABLE CERAMIC COATING WITH LOCALIZED ABRADABLE PORTION Jun 17, 1998 Abandoned
Array ( [id] => 4075970 [patent_doc_number] => 06098405 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-08 [patent_title] => 'Drive unit for medical equipment' [patent_app_type] => 1 [patent_app_number] => 9/091356 [patent_app_country] => US [patent_app_date] => 1998-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 30 [patent_figures_cnt] => 47 [patent_no_of_words] => 26043 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/098/06098405.pdf [firstpage_image] =>[orig_patent_app_number] => 091356 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/091356
Drive unit for medical equipment Jun 17, 1998 Issued
Array ( [id] => 4134581 [patent_doc_number] => 06123008 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-26 [patent_title] => 'Compressed-air piston engine' [patent_app_type] => 1 [patent_app_number] => 9/098824 [patent_app_country] => US [patent_app_date] => 1998-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3949 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/123/06123008.pdf [firstpage_image] =>[orig_patent_app_number] => 098824 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/098824
Compressed-air piston engine Jun 16, 1998 Issued
Array ( [id] => 3909900 [patent_doc_number] => 05951261 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-14 [patent_title] => 'Reversible drive compressor' [patent_app_type] => 1 [patent_app_number] => 9/099013 [patent_app_country] => US [patent_app_date] => 1998-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 4210 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/951/05951261.pdf [firstpage_image] =>[orig_patent_app_number] => 099013 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/099013
Reversible drive compressor Jun 16, 1998 Issued
Array ( [id] => 4162101 [patent_doc_number] => 06018943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-01 [patent_title] => 'Process and assembly for eliminating nitrogen oxides present in exhaust gas, using nitrogen oxides trapping means' [patent_app_type] => 1 [patent_app_number] => 9/097809 [patent_app_country] => US [patent_app_date] => 1998-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3165 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/018/06018943.pdf [firstpage_image] =>[orig_patent_app_number] => 097809 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/097809
Process and assembly for eliminating nitrogen oxides present in exhaust gas, using nitrogen oxides trapping means Jun 15, 1998 Issued
Array ( [id] => 4163330 [patent_doc_number] => 06019026 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-01 [patent_title] => 'Self-centering motor' [patent_app_type] => 1 [patent_app_number] => 9/094798 [patent_app_country] => US [patent_app_date] => 1998-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4565 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/019/06019026.pdf [firstpage_image] =>[orig_patent_app_number] => 094798 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/094798
Self-centering motor Jun 14, 1998 Issued
Array ( [id] => 4021600 [patent_doc_number] => 05941684 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Variable geometry turbine' [patent_app_type] => 1 [patent_app_number] => 9/095339 [patent_app_country] => US [patent_app_date] => 1998-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2483 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/941/05941684.pdf [firstpage_image] =>[orig_patent_app_number] => 095339 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/095339
Variable geometry turbine Jun 9, 1998 Issued
Array ( [id] => 4203591 [patent_doc_number] => 06009708 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-04 [patent_title] => 'Control apparatus for construction machine' [patent_app_type] => 1 [patent_app_number] => 9/077833 [patent_app_country] => US [patent_app_date] => 1998-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6856 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/009/06009708.pdf [firstpage_image] =>[orig_patent_app_number] => 077833 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/077833
Control apparatus for construction machine Jun 3, 1998 Issued
Array ( [id] => 4190288 [patent_doc_number] => 06109165 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-29 [patent_title] => 'Piston retention device for combustion-powered tools' [patent_app_type] => 1 [patent_app_number] => 9/089352 [patent_app_country] => US [patent_app_date] => 1998-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 5707 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/109/06109165.pdf [firstpage_image] =>[orig_patent_app_number] => 089352 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/089352
Piston retention device for combustion-powered tools Jun 2, 1998 Issued
Array ( [id] => 4062912 [patent_doc_number] => 06131501 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Brake actuator and method of manufacture' [patent_app_type] => 1 [patent_app_number] => 9/087429 [patent_app_country] => US [patent_app_date] => 1998-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 26 [patent_no_of_words] => 6712 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/131/06131501.pdf [firstpage_image] =>[orig_patent_app_number] => 087429 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/087429
Brake actuator and method of manufacture May 28, 1998 Issued
Array ( [id] => 4000938 [patent_doc_number] => 05992297 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Easy fit diaphragm' [patent_app_type] => 1 [patent_app_number] => 9/087523 [patent_app_country] => US [patent_app_date] => 1998-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 2780 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/992/05992297.pdf [firstpage_image] =>[orig_patent_app_number] => 087523 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/087523
Easy fit diaphragm May 28, 1998 Issued
Menu