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] => 3664278 [patent_doc_number] => 05656791 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Tungsten enhanced liner for a shaped charge' [patent_app_type] => 1 [patent_app_number] => 8/678864 [patent_app_country] => US [patent_app_date] => 1996-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1926 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/656/05656791.pdf [firstpage_image] =>[orig_patent_app_number] => 678864 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/678864
Tungsten enhanced liner for a shaped charge Jul 11, 1996 Issued
Array ( [id] => 4098056 [patent_doc_number] => H0001902 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-03 [patent_title] => 'Asymmetric radial polymers with acrylic monomer arms' [patent_app_type] => 7 [patent_app_number] => 8/680310 [patent_app_country] => US [patent_app_date] => 1996-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2718 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/H0/001/H0001902.pdf [firstpage_image] =>[orig_patent_app_number] => 680310 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/680310
Asymmetric radial polymers with acrylic monomer arms Jul 10, 1996 Issued
Array ( [id] => 3743786 [patent_doc_number] => 05753850 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-19 [patent_title] => 'Shaped charge for creating large perforations' [patent_app_type] => 1 [patent_app_number] => 8/675268 [patent_app_country] => US [patent_app_date] => 1996-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 2400 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/753/05753850.pdf [firstpage_image] =>[orig_patent_app_number] => 675268 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/675268
Shaped charge for creating large perforations Jun 30, 1996 Issued
Array ( [id] => 3692204 [patent_doc_number] => 05663523 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-09-02 [patent_title] => 'Method of propelling a projectile with ammonium azide' [patent_app_type] => 1 [patent_app_number] => 8/669920 [patent_app_country] => US [patent_app_date] => 1996-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 17 [patent_no_of_words] => 6558 [patent_no_of_claims] => 4 [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/05/663/05663523.pdf [firstpage_image] =>[orig_patent_app_number] => 669920 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/669920
Method of propelling a projectile with ammonium azide Jun 24, 1996 Issued
Array ( [id] => 3748561 [patent_doc_number] => 05801453 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'Process for preparing spherical energetic compounds' [patent_app_type] => 1 [patent_app_number] => 8/661437 [patent_app_country] => US [patent_app_date] => 1996-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2181 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/801/05801453.pdf [firstpage_image] =>[orig_patent_app_number] => 661437 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/661437
Process for preparing spherical energetic compounds Jun 10, 1996 Issued
Array ( [id] => 3877594 [patent_doc_number] => 05763815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-09 [patent_title] => 'Apparatus for bioemediating explosives' [patent_app_type] => 1 [patent_app_number] => 8/658995 [patent_app_country] => US [patent_app_date] => 1996-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8855 [patent_no_of_claims] => 51 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/763/05763815.pdf [firstpage_image] =>[orig_patent_app_number] => 658995 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/658995
Apparatus for bioemediating explosives Jun 3, 1996 Issued
08/687092 METHODS FOR BIOREMEDIATING EXPLOSIVES Jun 3, 1996 Abandoned
Array ( [id] => 4026035 [patent_doc_number] => 05925846 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-20 [patent_title] => 'Method for the production of an ammonium nitrate fuel oil blasting composition having improved water resistance' [patent_app_type] => 1 [patent_app_number] => 8/653966 [patent_app_country] => US [patent_app_date] => 1996-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4048 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/925/05925846.pdf [firstpage_image] =>[orig_patent_app_number] => 653966 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/653966
Method for the production of an ammonium nitrate fuel oil blasting composition having improved water resistance May 27, 1996 Issued
Array ( [id] => 3894127 [patent_doc_number] => 05834685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-11-10 [patent_title] => 'Gas generator composition with azidomethyl group and iron compound modifier' [patent_app_type] => 1 [patent_app_number] => 8/640490 [patent_app_country] => US [patent_app_date] => 1996-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3194 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/834/05834685.pdf [firstpage_image] =>[orig_patent_app_number] => 640490 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/640490
Gas generator composition with azidomethyl group and iron compound modifier Apr 30, 1996 Issued
Array ( [id] => 3729087 [patent_doc_number] => 05700969 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-23 [patent_title] => 'Underground jet perforating using resistive blasting caps' [patent_app_type] => 1 [patent_app_number] => 8/640087 [patent_app_country] => US [patent_app_date] => 1996-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 7477 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 399 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/700/05700969.pdf [firstpage_image] =>[orig_patent_app_number] => 640087 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/640087
Underground jet perforating using resistive blasting caps Apr 29, 1996 Issued
Array ( [id] => 3697614 [patent_doc_number] => 05650588 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-07-22 [patent_title] => 'Method for setting blasting employing bar-like charge' [patent_app_type] => 1 [patent_app_number] => 8/639723 [patent_app_country] => US [patent_app_date] => 1996-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 7123 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 327 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/650/05650588.pdf [firstpage_image] =>[orig_patent_app_number] => 639723 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/639723
Method for setting blasting employing bar-like charge Apr 28, 1996 Issued
Array ( [id] => 3727042 [patent_doc_number] => 05682009 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-28 [patent_title] => 'Propellant containing a thermoplatic burn rate modifer' [patent_app_type] => 1 [patent_app_number] => 8/635852 [patent_app_country] => US [patent_app_date] => 1996-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2525 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/682/05682009.pdf [firstpage_image] =>[orig_patent_app_number] => 635852 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/635852
Propellant containing a thermoplatic burn rate modifer Apr 21, 1996 Issued
Array ( [id] => 3661387 [patent_doc_number] => 05659150 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-19 [patent_title] => 'Gas generating composition with cyanamide and transition metal nitrate' [patent_app_type] => 1 [patent_app_number] => 8/633422 [patent_app_country] => US [patent_app_date] => 1996-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2836 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/659/05659150.pdf [firstpage_image] =>[orig_patent_app_number] => 633422 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/633422
Gas generating composition with cyanamide and transition metal nitrate Apr 16, 1996 Issued
Array ( [id] => 3835802 [patent_doc_number] => 05712445 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-01-27 [patent_title] => 'Propellant system' [patent_app_type] => 1 [patent_app_number] => 8/537882 [patent_app_country] => US [patent_app_date] => 1996-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 22 [patent_no_of_words] => 4851 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/712/05712445.pdf [firstpage_image] =>[orig_patent_app_number] => 537882 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/537882
Propellant system Apr 9, 1996 Issued
Array ( [id] => 3637498 [patent_doc_number] => 05631441 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-20 [patent_title] => 'XDM pyrophoric countermeasure flare' [patent_app_type] => 1 [patent_app_number] => 8/626453 [patent_app_country] => US [patent_app_date] => 1996-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 5389 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 343 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/631/05631441.pdf [firstpage_image] =>[orig_patent_app_number] => 626453 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/626453
XDM pyrophoric countermeasure flare Apr 1, 1996 Issued
Array ( [id] => 3796041 [patent_doc_number] => 05726378 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-10 [patent_title] => 'Unitary propellant charge for muzzle loading firearms' [patent_app_type] => 1 [patent_app_number] => 8/625938 [patent_app_country] => US [patent_app_date] => 1996-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 6 [patent_no_of_words] => 3904 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/726/05726378.pdf [firstpage_image] =>[orig_patent_app_number] => 625938 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/625938
Unitary propellant charge for muzzle loading firearms Mar 31, 1996 Issued
Array ( [id] => 3572568 [patent_doc_number] => 05584222 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-17 [patent_title] => 'Method for charging bore-holes with explosive' [patent_app_type] => 1 [patent_app_number] => 8/620395 [patent_app_country] => US [patent_app_date] => 1996-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4746 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/584/05584222.pdf [firstpage_image] =>[orig_patent_app_number] => 620395 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/620395
Method for charging bore-holes with explosive Mar 21, 1996 Issued
Array ( [id] => 3652106 [patent_doc_number] => 05684269 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-04 [patent_title] => 'Hydroxylammonium nitrate/water/self-deflagrating fuels as gas generating pyrotechnics for use in automotive passive restraint systems' [patent_app_type] => 1 [patent_app_number] => 8/616543 [patent_app_country] => US [patent_app_date] => 1996-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1348 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/684/05684269.pdf [firstpage_image] =>[orig_patent_app_number] => 616543 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/616543
Hydroxylammonium nitrate/water/self-deflagrating fuels as gas generating pyrotechnics for use in automotive passive restraint systems Mar 14, 1996 Issued
Array ( [id] => 3733792 [patent_doc_number] => 05635668 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-03 [patent_title] => 'Gas generant compositions containing copper nitrate complexes' [patent_app_type] => 1 [patent_app_number] => 8/616606 [patent_app_country] => US [patent_app_date] => 1996-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1182 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/635/05635668.pdf [firstpage_image] =>[orig_patent_app_number] => 616606 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/616606
Gas generant compositions containing copper nitrate complexes Mar 14, 1996 Issued
Array ( [id] => 3698517 [patent_doc_number] => 05619008 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'High density perforating system' [patent_app_type] => 1 [patent_app_number] => 8/613065 [patent_app_country] => US [patent_app_date] => 1996-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2122 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/619/05619008.pdf [firstpage_image] =>[orig_patent_app_number] => 613065 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/613065
High density perforating system Mar 7, 1996 Issued
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