Search

Upendra Roy

Examiner (ID: 5510)

Most Active Art Unit
1101
Art Unit(s)
1311, 2899, 1304, 1101, 1104, 2504, 3502
Total Applications
1217
Issued Applications
1165
Pending Applications
3
Abandoned Applications
49

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2754757 [patent_doc_number] => 05059389 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-22 [patent_title] => 'Low alloy steel product' [patent_app_type] => 1 [patent_app_number] => 7/510496 [patent_app_country] => US [patent_app_date] => 1990-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3644 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/059/05059389.pdf [firstpage_image] =>[orig_patent_app_number] => 510496 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/510496
Low alloy steel product Apr 17, 1990 Issued
Array ( [id] => 2729422 [patent_doc_number] => 05032356 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'High fatigue strength metal band saw backing material' [patent_app_type] => 1 [patent_app_number] => 7/510122 [patent_app_country] => US [patent_app_date] => 1990-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 5114 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/032/05032356.pdf [firstpage_image] =>[orig_patent_app_number] => 510122 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/510122
High fatigue strength metal band saw backing material Apr 16, 1990 Issued
Array ( [id] => 2902740 [patent_doc_number] => 05226977 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-13 [patent_title] => 'Method of hardfacing an engine valve of a titanium material' [patent_app_type] => 1 [patent_app_number] => 7/507854 [patent_app_country] => US [patent_app_date] => 1990-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3235 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/226/05226977.pdf [firstpage_image] =>[orig_patent_app_number] => 507854 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/507854
Method of hardfacing an engine valve of a titanium material Apr 11, 1990 Issued
Array ( [id] => 2741842 [patent_doc_number] => 05030278 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-09 [patent_title] => 'Process of restructuring a group of finely divided particles' [patent_app_type] => 1 [patent_app_number] => 7/507884 [patent_app_country] => US [patent_app_date] => 1990-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 942 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/030/05030278.pdf [firstpage_image] =>[orig_patent_app_number] => 507884 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/507884
Process of restructuring a group of finely divided particles Apr 11, 1990 Issued
Array ( [id] => 2687244 [patent_doc_number] => 05019189 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-28 [patent_title] => 'Steel pipe and a method for welding thereof and pipeline resistant to carbon dioxide corrosion' [patent_app_type] => 1 [patent_app_number] => 7/506472 [patent_app_country] => US [patent_app_date] => 1990-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4448 [patent_no_of_claims] => 5 [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/05/019/05019189.pdf [firstpage_image] =>[orig_patent_app_number] => 506472 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/506472
Steel pipe and a method for welding thereof and pipeline resistant to carbon dioxide corrosion Apr 8, 1990 Issued
Array ( [id] => 2663034 [patent_doc_number] => 05047092 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-10 [patent_title] => 'Aluminium based alloy with a high Young\'s modulus and high mechanical, strength' [patent_app_type] => 1 [patent_app_number] => 7/503903 [patent_app_country] => US [patent_app_date] => 1990-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1749 [patent_no_of_claims] => 3 [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/05/047/05047092.pdf [firstpage_image] =>[orig_patent_app_number] => 503903 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/503903
Aluminium based alloy with a high Young's modulus and high mechanical, strength Apr 3, 1990 Issued
Array ( [id] => 2674498 [patent_doc_number] => 05045125 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-03 [patent_title] => 'Case toughening of aluminum-lithium forgings' [patent_app_type] => 1 [patent_app_number] => 7/502950 [patent_app_country] => US [patent_app_date] => 1990-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1898 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/045/05045125.pdf [firstpage_image] =>[orig_patent_app_number] => 502950 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/502950
Case toughening of aluminum-lithium forgings Apr 1, 1990 Issued
Array ( [id] => 2765588 [patent_doc_number] => 05074923 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-24 [patent_title] => 'Method for id sizing of filament reinforced annular objects' [patent_app_type] => 1 [patent_app_number] => 7/498794 [patent_app_country] => US [patent_app_date] => 1990-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3538 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/074/05074923.pdf [firstpage_image] =>[orig_patent_app_number] => 498794 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/498794
Method for id sizing of filament reinforced annular objects Mar 25, 1990 Issued
Array ( [id] => 2726151 [patent_doc_number] => 05032189 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Method for refining the microstructure of beta processed ingot metallurgy titanium alloy articles' [patent_app_type] => 1 [patent_app_number] => 7/498881 [patent_app_country] => US [patent_app_date] => 1990-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1171 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/032/05032189.pdf [firstpage_image] =>[orig_patent_app_number] => 498881 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/498881
Method for refining the microstructure of beta processed ingot metallurgy titanium alloy articles Mar 25, 1990 Issued
Array ( [id] => 2817650 [patent_doc_number] => 05094700 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-10 [patent_title] => 'Solder and brazing alloys having improved properties and method of preparation' [patent_app_type] => 1 [patent_app_number] => 7/497338 [patent_app_country] => US [patent_app_date] => 1990-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1854 [patent_no_of_claims] => 6 [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/05/094/05094700.pdf [firstpage_image] =>[orig_patent_app_number] => 497338 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497338
Solder and brazing alloys having improved properties and method of preparation Mar 21, 1990 Issued
Array ( [id] => 2738990 [patent_doc_number] => 05028389 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Hydrogen storage materials of Zr-Ti-Cr-Fe' [patent_app_type] => 1 [patent_app_number] => 7/496360 [patent_app_country] => US [patent_app_date] => 1990-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2259 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028389.pdf [firstpage_image] =>[orig_patent_app_number] => 496360 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/496360
Hydrogen storage materials of Zr-Ti-Cr-Fe Mar 19, 1990 Issued
Array ( [id] => 2727326 [patent_doc_number] => 05039355 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-13 [patent_title] => 'Process for obtaining parts made of copper of very fine texture from a billet made by continuous casting' [patent_app_type] => 1 [patent_app_number] => 7/497007 [patent_app_country] => US [patent_app_date] => 1990-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 12 [patent_no_of_words] => 2357 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/039/05039355.pdf [firstpage_image] =>[orig_patent_app_number] => 497007 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497007
Process for obtaining parts made of copper of very fine texture from a billet made by continuous casting Mar 19, 1990 Issued
Array ( [id] => 2965482 [patent_doc_number] => 05194101 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-16 [patent_title] => 'Zircaloy-4 processing for uniform and nodular corrosion resistance' [patent_app_type] => 1 [patent_app_number] => 7/494638 [patent_app_country] => US [patent_app_date] => 1990-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1239 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/194/05194101.pdf [firstpage_image] =>[orig_patent_app_number] => 494638 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/494638
Zircaloy-4 processing for uniform and nodular corrosion resistance Mar 15, 1990 Issued
Array ( [id] => 2713712 [patent_doc_number] => 05053384 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Method of producing superconducting fibers of bismuth strontium calcium copper oxide (Bi(2212) and Bi(2223))' [patent_app_type] => 1 [patent_app_number] => 7/492932 [patent_app_country] => US [patent_app_date] => 1990-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1549 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/053/05053384.pdf [firstpage_image] =>[orig_patent_app_number] => 492932 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/492932
Method of producing superconducting fibers of bismuth strontium calcium copper oxide (Bi(2212) and Bi(2223)) Mar 11, 1990 Issued
Array ( [id] => 2665349 [patent_doc_number] => 05069870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-03 [patent_title] => 'High-strength high-CR steel with excellent toughness and oxidation resistance' [patent_app_type] => 1 [patent_app_number] => 7/489012 [patent_app_country] => US [patent_app_date] => 1990-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7545 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/069/05069870.pdf [firstpage_image] =>[orig_patent_app_number] => 489012 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/489012
High-strength high-CR steel with excellent toughness and oxidation resistance Mar 5, 1990 Issued
Array ( [id] => 2677491 [patent_doc_number] => 05045281 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-03 [patent_title] => 'Contact forming material for a vacuum interrupter' [patent_app_type] => 1 [patent_app_number] => 7/486259 [patent_app_country] => US [patent_app_date] => 1990-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 8356 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/045/05045281.pdf [firstpage_image] =>[orig_patent_app_number] => 486259 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/486259
Contact forming material for a vacuum interrupter Feb 26, 1990 Issued
Array ( [id] => 2892011 [patent_doc_number] => 05183635 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-02-02 [patent_title] => 'Heat treatable Ti-Al-Nb-Si alloy for gas turbine engine' [patent_app_type] => 1 [patent_app_number] => 7/465120 [patent_app_country] => US [patent_app_date] => 1990-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5510 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/183/05183635.pdf [firstpage_image] =>[orig_patent_app_number] => 465120 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/465120
Heat treatable Ti-Al-Nb-Si alloy for gas turbine engine Feb 24, 1990 Issued
Array ( [id] => 2736899 [patent_doc_number] => 05028277 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Continuous thin sheet of TiAl intermetallic compound and process for producing same' [patent_app_type] => 1 [patent_app_number] => 7/483576 [patent_app_country] => US [patent_app_date] => 1990-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3267 [patent_no_of_claims] => 1 [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/05/028/05028277.pdf [firstpage_image] =>[orig_patent_app_number] => 483576 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/483576
Continuous thin sheet of TiAl intermetallic compound and process for producing same Feb 22, 1990 Issued
Array ( [id] => 2612112 [patent_doc_number] => 04968356 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-11-06 [patent_title] => 'Method of producing hardened aluminum alloy forming sheet having high strength and superior corrosion resistance' [patent_app_type] => 1 [patent_app_number] => 7/482306 [patent_app_country] => US [patent_app_date] => 1990-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2801 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/968/04968356.pdf [firstpage_image] =>[orig_patent_app_number] => 482306 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/482306
Method of producing hardened aluminum alloy forming sheet having high strength and superior corrosion resistance Feb 19, 1990 Issued
Array ( [id] => 2736881 [patent_doc_number] => 05028276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Method for making lithoplate having improved grainability' [patent_app_type] => 1 [patent_app_number] => 7/481015 [patent_app_country] => US [patent_app_date] => 1990-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 4141 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028276.pdf [firstpage_image] =>[orig_patent_app_number] => 481015 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/481015
Method for making lithoplate having improved grainability Feb 15, 1990 Issued
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