Search

Len Tran

Supervisory Patent Examiner (ID: 11119, Phone: (571)272-1184 , Office: P/3744 )

Most Active Art Unit
1725
Art Unit(s)
3744, 1725, 3752, 1722, 3763
Total Applications
860
Issued Applications
532
Pending Applications
72
Abandoned Applications
260

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3047727 [patent_doc_number] => 05306560 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-26 [patent_title] => 'Ceramic coated fibers' [patent_app_type] => 1 [patent_app_number] => 7/637849 [patent_app_country] => US [patent_app_date] => 1991-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5936 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/306/05306560.pdf [firstpage_image] =>[orig_patent_app_number] => 637849 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/637849
Ceramic coated fibers Jan 6, 1991 Issued
Array ( [id] => 2980047 [patent_doc_number] => 05266242 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-30 [patent_title] => 'Method and apparatus to prepare a tribasic propellat charge powder' [patent_app_type] => 1 [patent_app_number] => 7/635169 [patent_app_country] => US [patent_app_date] => 1991-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3107 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/266/05266242.pdf [firstpage_image] =>[orig_patent_app_number] => 635169 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/635169
Method and apparatus to prepare a tribasic propellat charge powder Jan 6, 1991 Issued
Array ( [id] => 3890461 [patent_doc_number] => 05714711 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-03 [patent_title] => 'Encapsulated propellant grain composition, method of preparation, article fabricated therefrom and method of fabrication' [patent_app_type] => 1 [patent_app_number] => 7/636439 [patent_app_country] => US [patent_app_date] => 1990-12-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3323 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/714/05714711.pdf [firstpage_image] =>[orig_patent_app_number] => 636439 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/636439
Encapsulated propellant grain composition, method of preparation, article fabricated therefrom and method of fabrication Dec 30, 1990 Issued
Array ( [id] => 2789202 [patent_doc_number] => 05155293 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-13 [patent_title] => 'Safety booster for explosive systems' [patent_app_type] => 1 [patent_app_number] => 7/626809 [patent_app_country] => US [patent_app_date] => 1990-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1917 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/155/05155293.pdf [firstpage_image] =>[orig_patent_app_number] => 626809 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/626809
Safety booster for explosive systems Dec 12, 1990 Issued
Array ( [id] => 2922084 [patent_doc_number] => 05186871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-02-16 [patent_title] => 'Method and apparatus to prepare monobasic propellant charge powders with alcohol and ether as solvents' [patent_app_type] => 1 [patent_app_number] => 7/634161 [patent_app_country] => US [patent_app_date] => 1990-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2813 [patent_no_of_claims] => 7 [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/05/186/05186871.pdf [firstpage_image] =>[orig_patent_app_number] => 634161 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/634161
Method and apparatus to prepare monobasic propellant charge powders with alcohol and ether as solvents Dec 12, 1990 Issued
Array ( [id] => 3633771 [patent_doc_number] => 05683033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-04 [patent_title] => 'Rocket nozzle for a rocket engine' [patent_app_type] => 1 [patent_app_number] => 7/629112 [patent_app_country] => US [patent_app_date] => 1990-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 18 [patent_no_of_words] => 7313 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 406 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/683/05683033.pdf [firstpage_image] =>[orig_patent_app_number] => 629112 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/629112
Rocket nozzle for a rocket engine Dec 10, 1990 Issued
Array ( [id] => 2818875 [patent_doc_number] => 05167876 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-01 [patent_title] => 'Flame resistant ballistic composite' [patent_app_type] => 1 [patent_app_number] => 7/623638 [patent_app_country] => US [patent_app_date] => 1990-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 20563 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/167/05167876.pdf [firstpage_image] =>[orig_patent_app_number] => 623638 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/623638
Flame resistant ballistic composite Dec 6, 1990 Issued
Array ( [id] => 2897014 [patent_doc_number] => 05217815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-08 [patent_title] => 'Arc sprayed continously reinforced aluminum base composites' [patent_app_type] => 1 [patent_app_number] => 7/622900 [patent_app_country] => US [patent_app_date] => 1990-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3776 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/217/05217815.pdf [firstpage_image] =>[orig_patent_app_number] => 622900 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/622900
Arc sprayed continously reinforced aluminum base composites Dec 5, 1990 Issued
Array ( [id] => 2825919 [patent_doc_number] => 05103630 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Dry low NO.sub.x hydrocarbon combustion apparatus' [patent_app_type] => 1 [patent_app_number] => 7/606248 [patent_app_country] => US [patent_app_date] => 1990-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4231 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/103/05103630.pdf [firstpage_image] =>[orig_patent_app_number] => 606248 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/606248
Dry low NO.sub.x hydrocarbon combustion apparatus Oct 30, 1990 Issued
Array ( [id] => 2827107 [patent_doc_number] => 05109773 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-05 [patent_title] => 'Push-type cracker' [patent_app_type] => 1 [patent_app_number] => 7/607315 [patent_app_country] => US [patent_app_date] => 1990-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 2066 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/109/05109773.pdf [firstpage_image] =>[orig_patent_app_number] => 607315 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/607315
Push-type cracker Oct 30, 1990 Issued
Array ( [id] => 3589048 [patent_doc_number] => 05520953 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-28 [patent_title] => 'Method of aligning the discrete grains of a multi-grained superconducting material' [patent_app_type] => 1 [patent_app_number] => 7/604532 [patent_app_country] => US [patent_app_date] => 1990-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 8999 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/520/05520953.pdf [firstpage_image] =>[orig_patent_app_number] => 604532 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/604532
Method of aligning the discrete grains of a multi-grained superconducting material Oct 28, 1990 Issued
Array ( [id] => 2856668 [patent_doc_number] => 05117627 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Method and device to protect a propulsive catalytic bed from degrading passed through by a fuel' [patent_app_type] => 1 [patent_app_number] => 7/603952 [patent_app_country] => US [patent_app_date] => 1990-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1444 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/117/05117627.pdf [firstpage_image] =>[orig_patent_app_number] => 603952 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/603952
Method and device to protect a propulsive catalytic bed from degrading passed through by a fuel Oct 24, 1990 Issued
Array ( [id] => 2937289 [patent_doc_number] => 05196647 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-23 [patent_title] => 'Door unlocking device and method' [patent_app_type] => 1 [patent_app_number] => 7/602164 [patent_app_country] => US [patent_app_date] => 1990-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2499 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/196/05196647.pdf [firstpage_image] =>[orig_patent_app_number] => 602164 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/602164
Door unlocking device and method Oct 22, 1990 Issued
Array ( [id] => 3047427 [patent_doc_number] => 05324591 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-28 [patent_title] => 'Deep ultraviolet photolithographically defined ultra-thin films for selective cell adhesion and outgrowth and method of manufacturing the same and devices containing the same' [patent_app_type] => 1 [patent_app_number] => 7/598194 [patent_app_country] => US [patent_app_date] => 1990-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 10510 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/324/05324591.pdf [firstpage_image] =>[orig_patent_app_number] => 598194 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/598194
Deep ultraviolet photolithographically defined ultra-thin films for selective cell adhesion and outgrowth and method of manufacturing the same and devices containing the same Oct 15, 1990 Issued
Array ( [id] => 2997396 [patent_doc_number] => 05331895 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-26 [patent_title] => 'Shaped charges and their manufacture' [patent_app_type] => 1 [patent_app_number] => 7/595672 [patent_app_country] => US [patent_app_date] => 1990-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2458 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/331/05331895.pdf [firstpage_image] =>[orig_patent_app_number] => 595672 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/595672
Shaped charges and their manufacture Oct 10, 1990 Issued
Array ( [id] => 2884510 [patent_doc_number] => 05209786 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-11 [patent_title] => 'Integrity-enhanced thermoelectrics' [patent_app_type] => 1 [patent_app_number] => 7/594850 [patent_app_country] => US [patent_app_date] => 1990-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6650 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/209/05209786.pdf [firstpage_image] =>[orig_patent_app_number] => 594850 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/594850
Integrity-enhanced thermoelectrics Oct 8, 1990 Issued
Array ( [id] => 2782962 [patent_doc_number] => 05102470 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-07 [patent_title] => 'Electric resistor having a thin film conductor' [patent_app_type] => 1 [patent_app_number] => 7/591702 [patent_app_country] => US [patent_app_date] => 1990-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 15 [patent_no_of_words] => 4952 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/102/05102470.pdf [firstpage_image] =>[orig_patent_app_number] => 591702 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/591702
Electric resistor having a thin film conductor Oct 1, 1990 Issued
Array ( [id] => 2751094 [patent_doc_number] => 05062365 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-05 [patent_title] => 'Rapid burning propellent charge for automobile air bag inflators, rocket motors, and igniters therefor' [patent_app_type] => 1 [patent_app_number] => 7/591406 [patent_app_country] => US [patent_app_date] => 1990-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 5081 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/062/05062365.pdf [firstpage_image] =>[orig_patent_app_number] => 591406 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/591406
Rapid burning propellent charge for automobile air bag inflators, rocket motors, and igniters therefor Sep 30, 1990 Issued
Array ( [id] => 3662545 [patent_doc_number] => 05597611 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-28 [patent_title] => 'Reinforced carbon composites' [patent_app_type] => 1 [patent_app_number] => 7/591147 [patent_app_country] => US [patent_app_date] => 1990-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3149 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/597/05597611.pdf [firstpage_image] =>[orig_patent_app_number] => 591147 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/591147
Reinforced carbon composites Sep 30, 1990 Issued
Array ( [id] => 2782134 [patent_doc_number] => 05164324 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-17 [patent_title] => 'Laser texturing' [patent_app_type] => 1 [patent_app_number] => 7/589839 [patent_app_country] => US [patent_app_date] => 1990-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5388 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/164/05164324.pdf [firstpage_image] =>[orig_patent_app_number] => 589839 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/589839
Laser texturing Sep 25, 1990 Issued
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