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] => 2743753 [patent_doc_number] => 05011819 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Process using supercritical conditions for producing highly accurate and homogeneous powder mixture useful in fabrication of high quality ceramic superconductors' [patent_app_type] => 1 [patent_app_number] => 7/201706 [patent_app_country] => US [patent_app_date] => 1988-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3864 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/011/05011819.pdf [firstpage_image] =>[orig_patent_app_number] => 201706 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/201706
Process using supercritical conditions for producing highly accurate and homogeneous powder mixture useful in fabrication of high quality ceramic superconductors Jun 1, 1988 Issued
Array ( [id] => 2597901 [patent_doc_number] => 04911895 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Apparatus for growing crystals of semiconductor materials' [patent_app_type] => 1 [patent_app_number] => 7/201017 [patent_app_country] => US [patent_app_date] => 1988-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2363 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911895.pdf [firstpage_image] =>[orig_patent_app_number] => 201017 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/201017
Apparatus for growing crystals of semiconductor materials May 31, 1988 Issued
Array ( [id] => 2626036 [patent_doc_number] => 04936949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-26 [patent_title] => 'Czochraski process for growing crystals using double wall crucible' [patent_app_type] => 1 [patent_app_number] => 7/201018 [patent_app_country] => US [patent_app_date] => 1988-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 3804 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/936/04936949.pdf [firstpage_image] =>[orig_patent_app_number] => 201018 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/201018
Czochraski process for growing crystals using double wall crucible May 31, 1988 Issued
Array ( [id] => 2694033 [patent_doc_number] => 04996185 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Ceramic superconducting thin film' [patent_app_type] => 1 [patent_app_number] => 7/200206 [patent_app_country] => US [patent_app_date] => 1988-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3827 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 267 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/996/04996185.pdf [firstpage_image] =>[orig_patent_app_number] => 200206 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/200206
Ceramic superconducting thin film May 30, 1988 Issued
90/001517 SEMICONDUCTOR DEVICE HAVING IMPROVED INTERLEVEL CONDUCTOR INSULATION May 22, 1988 Issued
Array ( [id] => 2645029 [patent_doc_number] => 04939308 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-07-03 [patent_title] => 'Method of forming crystallite-oriented superconducting ceramics by electrodeposition and thin film superconducting ceramic made thereby' [patent_app_type] => 1 [patent_app_number] => 7/197248 [patent_app_country] => US [patent_app_date] => 1988-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 9260 [patent_no_of_claims] => 11 [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/04/939/04939308.pdf [firstpage_image] =>[orig_patent_app_number] => 197248 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/197248
Method of forming crystallite-oriented superconducting ceramics by electrodeposition and thin film superconducting ceramic made thereby May 19, 1988 Issued
Array ( [id] => 2468898 [patent_doc_number] => 04886558 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-12 [patent_title] => 'Method for heat-treating steel rail head' [patent_app_type] => 1 [patent_app_number] => 7/196317 [patent_app_country] => US [patent_app_date] => 1988-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 27 [patent_no_of_words] => 6132 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/886/04886558.pdf [firstpage_image] =>[orig_patent_app_number] => 196317 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/196317
Method for heat-treating steel rail head May 19, 1988 Issued
Array ( [id] => 2658668 [patent_doc_number] => 04946646 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-08-07 [patent_title] => 'Alloy for hydrogen storage electrodes' [patent_app_type] => 1 [patent_app_number] => 7/194568 [patent_app_country] => US [patent_app_date] => 1988-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 11762 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/946/04946646.pdf [firstpage_image] =>[orig_patent_app_number] => 194568 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/194568
Alloy for hydrogen storage electrodes May 15, 1988 Issued
Array ( [id] => 2518415 [patent_doc_number] => 04872905 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-10 [patent_title] => 'Method of producing non-agglomerating submicron size particles' [patent_app_type] => 1 [patent_app_number] => 7/192555 [patent_app_country] => US [patent_app_date] => 1988-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3282 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/872/04872905.pdf [firstpage_image] =>[orig_patent_app_number] => 192555 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/192555
Method of producing non-agglomerating submicron size particles May 10, 1988 Issued
Array ( [id] => 2479785 [patent_doc_number] => 04867785 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-19 [patent_title] => 'Method of forming alloy particulates having controlled submicron crystallite size distributions' [patent_app_type] => 1 [patent_app_number] => 7/191626 [patent_app_country] => US [patent_app_date] => 1988-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 10099 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/867/04867785.pdf [firstpage_image] =>[orig_patent_app_number] => 191626 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/191626
Method of forming alloy particulates having controlled submicron crystallite size distributions May 8, 1988 Issued
Array ( [id] => 2546305 [patent_doc_number] => 04808249 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-28 [patent_title] => 'Method for making an integral titanium alloy article having at least two distinct microstructural regions' [patent_app_type] => 1 [patent_app_number] => 7/198800 [patent_app_country] => US [patent_app_date] => 1988-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3456 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/808/04808249.pdf [firstpage_image] =>[orig_patent_app_number] => 198800 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/198800
Method for making an integral titanium alloy article having at least two distinct microstructural regions May 5, 1988 Issued
Array ( [id] => 2614989 [patent_doc_number] => 04894086 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-01-16 [patent_title] => 'Method of producing dispersion hardened metal alloys' [patent_app_type] => 1 [patent_app_number] => 7/190993 [patent_app_country] => US [patent_app_date] => 1988-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1501 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/894/04894086.pdf [firstpage_image] =>[orig_patent_app_number] => 190993 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/190993
Method of producing dispersion hardened metal alloys May 5, 1988 Issued
Array ( [id] => 2630268 [patent_doc_number] => 04913730 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-03 [patent_title] => 'Recovery of gold from aqueous solutions' [patent_app_type] => 1 [patent_app_number] => 7/190244 [patent_app_country] => US [patent_app_date] => 1988-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3842 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/913/04913730.pdf [firstpage_image] =>[orig_patent_app_number] => 190244 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/190244
Recovery of gold from aqueous solutions May 3, 1988 Issued
Array ( [id] => 2601241 [patent_doc_number] => 04931426 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-05 [patent_title] => 'Process for preparing crystalline ceramic superconductor materials by fluidized-bed calcination' [patent_app_type] => 1 [patent_app_number] => 7/188811 [patent_app_country] => US [patent_app_date] => 1988-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4367 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/931/04931426.pdf [firstpage_image] =>[orig_patent_app_number] => 188811 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/188811
Process for preparing crystalline ceramic superconductor materials by fluidized-bed calcination May 1, 1988 Issued
Array ( [id] => 2470365 [patent_doc_number] => 04871400 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-03 [patent_title] => 'Method for producing titanium strip having small proof strength anisotropy and improved ductility' [patent_app_type] => 1 [patent_app_number] => 7/186159 [patent_app_country] => US [patent_app_date] => 1988-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3964 [patent_no_of_claims] => 15 [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/04/871/04871400.pdf [firstpage_image] =>[orig_patent_app_number] => 186159 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/186159
Method for producing titanium strip having small proof strength anisotropy and improved ductility Apr 25, 1988 Issued
Array ( [id] => 2473357 [patent_doc_number] => 04881982 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Method for gaseous carburization of steel' [patent_app_type] => 1 [patent_app_number] => 7/185862 [patent_app_country] => US [patent_app_date] => 1988-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4164 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/881/04881982.pdf [firstpage_image] =>[orig_patent_app_number] => 185862 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/185862
Method for gaseous carburization of steel Apr 24, 1988 Issued
Array ( [id] => 2481064 [patent_doc_number] => 04859236 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-22 [patent_title] => 'Process for producing molybdenum-ruthenium metal powder' [patent_app_type] => 1 [patent_app_number] => 7/185644 [patent_app_country] => US [patent_app_date] => 1988-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1671 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/859/04859236.pdf [firstpage_image] =>[orig_patent_app_number] => 185644 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/185644
Process for producing molybdenum-ruthenium metal powder Apr 24, 1988 Issued
07/186115 METHOD OF QUENCHING Apr 21, 1988 Abandoned
Array ( [id] => 2555488 [patent_doc_number] => 04849033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Annealing Group III-V compound doped silicon-germanium alloy for improved thermo-electric conversion efficiency' [patent_app_type] => 1 [patent_app_number] => 7/184234 [patent_app_country] => US [patent_app_date] => 1988-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3501 [patent_no_of_claims] => 10 [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/04/849/04849033.pdf [firstpage_image] =>[orig_patent_app_number] => 184234 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/184234
Annealing Group III-V compound doped silicon-germanium alloy for improved thermo-electric conversion efficiency Apr 20, 1988 Issued
Array ( [id] => 2509844 [patent_doc_number] => 04854977 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-08 [patent_title] => 'Process for treating titanium alloy parts for use as compressor disks in aircraft propulsion systems' [patent_app_type] => 1 [patent_app_number] => 7/181715 [patent_app_country] => US [patent_app_date] => 1988-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4532 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/854/04854977.pdf [firstpage_image] =>[orig_patent_app_number] => 181715 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/181715
Process for treating titanium alloy parts for use as compressor disks in aircraft propulsion systems Apr 13, 1988 Issued
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