Search

Tulsidas C. Patel

Supervisory Patent Examiner (ID: 2264, Phone: (571)272-2098 , Office: P/2831 )

Most Active Art Unit
2839
Art Unit(s)
2833, 3202, 2832, 2839, 2834, 2831, 2841, 3722
Total Applications
1506
Issued Applications
1286
Pending Applications
82
Abandoned Applications
141

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7503427 [patent_doc_number] => 08034742 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-10-11 [patent_title] => 'Method of producing oxidation catalyst for cleaning exhaust gas' [patent_app_type] => utility [patent_app_number] => 12/417388 [patent_app_country] => US [patent_app_date] => 2009-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 4052 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/034/08034742.pdf [firstpage_image] =>[orig_patent_app_number] => 12417388 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/417388
Method of producing oxidation catalyst for cleaning exhaust gas Apr 1, 2009 Issued
Array ( [id] => 70780 [patent_doc_number] => 07754173 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-07-13 [patent_title] => 'Rare earth oxide nanocrystals and methods of forming' [patent_app_type] => utility [patent_app_number] => 12/408379 [patent_app_country] => US [patent_app_date] => 2009-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 4732 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/754/07754173.pdf [firstpage_image] =>[orig_patent_app_number] => 12408379 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/408379
Rare earth oxide nanocrystals and methods of forming Mar 19, 2009 Issued
Array ( [id] => 5343198 [patent_doc_number] => 20090181848 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-16 [patent_title] => 'CRYSTALLINE SILICA-FREE DIATOMACEOUS EARTH BLENDED FILTER AIDS AND METHODS OF MANUFACTURING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/408489 [patent_app_country] => US [patent_app_date] => 2009-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5290 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0181/20090181848.pdf [firstpage_image] =>[orig_patent_app_number] => 12408489 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/408489
CRYSTALLINE SILICA-FREE DIATOMACEOUS EARTH BLENDED FILTER AIDS AND METHODS OF MANUFACTURING THE SAME Mar 19, 2009 Abandoned
Array ( [id] => 5404430 [patent_doc_number] => 20090239744 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-24 [patent_title] => 'HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE' [patent_app_type] => utility [patent_app_number] => 12/407645 [patent_app_country] => US [patent_app_date] => 2009-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 12355 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0239/20090239744.pdf [firstpage_image] =>[orig_patent_app_number] => 12407645 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/407645
HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE Mar 18, 2009 Abandoned
Array ( [id] => 5498306 [patent_doc_number] => 20090158994 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-25 [patent_title] => 'METHOD FOR GROWING GROUP III NITRIDE SEMICONDUCTOR CRYSTAL AND GROWING DEVICE FOR GROUP III NITRIDE SEMICONDUCTOR CRYSTAL' [patent_app_type] => utility [patent_app_number] => 12/339579 [patent_app_country] => US [patent_app_date] => 2008-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 7778 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0158/20090158994.pdf [firstpage_image] =>[orig_patent_app_number] => 12339579 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/339579
Method for growing group III nitride semiconductor crystal and growing device for group III nitride semiconductor crystal Dec 18, 2008 Issued
Array ( [id] => 8738247 [patent_doc_number] => 08410017 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-04-02 [patent_title] => 'Filter aids made from low permeability diatomites' [patent_app_type] => utility [patent_app_number] => 12/743830 [patent_app_country] => US [patent_app_date] => 2008-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6943 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12743830 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/743830
Filter aids made from low permeability diatomites Nov 23, 2008 Issued
Array ( [id] => 6599488 [patent_doc_number] => 20100098618 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-22 [patent_title] => 'SULFUR REMOVAL FROM GASES' [patent_app_type] => utility [patent_app_number] => 12/254413 [patent_app_country] => US [patent_app_date] => 2008-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5352 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0098/20100098618.pdf [firstpage_image] =>[orig_patent_app_number] => 12254413 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/254413
SULFUR REMOVAL FROM GASES Oct 19, 2008 Abandoned
Array ( [id] => 6560938 [patent_doc_number] => 20100059704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-11 [patent_title] => 'FUMED SILICA OF CONTROLLED AGGREGATE SIZE AND PROCESSES FOR MANUFACTURING THE SAME' [patent_app_type] => utility [patent_app_number] => 12/205643 [patent_app_country] => US [patent_app_date] => 2008-09-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 17608 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0059/20100059704.pdf [firstpage_image] =>[orig_patent_app_number] => 12205643 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/205643
Fumed silica of controlled aggregate size and processes for manufacturing the same Sep 4, 2008 Issued
Array ( [id] => 5322830 [patent_doc_number] => 20090060820 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-05 [patent_title] => 'METHOD FOR PRODUCING TRICHLOROSILANE AND METHOD FOR PRODUCING POLYCRYSTALLINE SILICON' [patent_app_type] => utility [patent_app_number] => 12/203395 [patent_app_country] => US [patent_app_date] => 2008-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6456 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0060/20090060820.pdf [firstpage_image] =>[orig_patent_app_number] => 12203395 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/203395
Method for producing trichlorosilane and method for producing polycrystalline silicon Sep 2, 2008 Issued
Array ( [id] => 132736 [patent_doc_number] => 07696124 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-04-13 [patent_title] => 'Method for producing catalytically-active materials' [patent_app_type] => utility [patent_app_number] => 12/190808 [patent_app_country] => US [patent_app_date] => 2008-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4327 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/696/07696124.pdf [firstpage_image] =>[orig_patent_app_number] => 12190808 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/190808
Method for producing catalytically-active materials Aug 12, 2008 Issued
Array ( [id] => 8339805 [patent_doc_number] => 08241725 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2012-08-14 [patent_title] => 'Honeycomb segment, honeycomb structure and process for producing the same' [patent_app_type] => utility [patent_app_number] => 12/188957 [patent_app_country] => US [patent_app_date] => 2008-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 19209 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 243 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12188957 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/188957
Honeycomb segment, honeycomb structure and process for producing the same Aug 7, 2008 Issued
Array ( [id] => 8005983 [patent_doc_number] => 08084392 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-12-27 [patent_title] => 'Crystalline silica-free diatomaceous earth filter aids and methods of manufacturing the same' [patent_app_type] => utility [patent_app_number] => 12/167836 [patent_app_country] => US [patent_app_date] => 2008-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3544 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/084/08084392.pdf [firstpage_image] =>[orig_patent_app_number] => 12167836 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/167836
Crystalline silica-free diatomaceous earth filter aids and methods of manufacturing the same Jul 2, 2008 Issued
Array ( [id] => 5292915 [patent_doc_number] => 20090007841 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-01-08 [patent_title] => 'VAPOR-PHASE GROWING APPARATUS AND VAPOR-PHASE GROWING METHOD' [patent_app_type] => utility [patent_app_number] => 12/166737 [patent_app_country] => US [patent_app_date] => 2008-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 7928 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0007/20090007841.pdf [firstpage_image] =>[orig_patent_app_number] => 12166737 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/166737
VAPOR-PHASE GROWING APPARATUS AND VAPOR-PHASE GROWING METHOD Jul 1, 2008 Abandoned
Array ( [id] => 6214124 [patent_doc_number] => 20100050931 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-04 [patent_title] => 'METHOD FOR MANUFACTURING SINGLE CRYSTAL' [patent_app_type] => utility [patent_app_number] => 12/515730 [patent_app_country] => US [patent_app_date] => 2008-05-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6555 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0050/20100050931.pdf [firstpage_image] =>[orig_patent_app_number] => 12515730 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/515730
Method for manufacturing single crystal May 6, 2008 Issued
Array ( [id] => 4886294 [patent_doc_number] => 20080260626 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-10-23 [patent_title] => 'Photocatalysts Based on Titanium Dioxide' [patent_app_type] => utility [patent_app_number] => 12/046149 [patent_app_country] => US [patent_app_date] => 2008-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2071 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0260/20080260626.pdf [firstpage_image] =>[orig_patent_app_number] => 12046149 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/046149
Photocatalysts Based on Titanium Dioxide Mar 10, 2008 Abandoned
Array ( [id] => 6319975 [patent_doc_number] => 20100196258 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-08-05 [patent_title] => 'METHOD TO PREVENT BUILD-UP OF LIMESTONE IN A LIME SLAKER THAT IS USED FOR BATCHWISE SLAKING OF BURNT LIME' [patent_app_type] => utility [patent_app_number] => 12/526627 [patent_app_country] => US [patent_app_date] => 2008-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3282 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0196/20100196258.pdf [firstpage_image] =>[orig_patent_app_number] => 12526627 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/526627
Method to prevent build-up of limestone in a lime slaker that is used for batchwise slaking of burnt lime Feb 14, 2008 Issued
Array ( [id] => 6373944 [patent_doc_number] => 20100075838 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-03-25 [patent_title] => 'CERAMIC FIBER AND METHOD FOR PRODUCTION OF CERAMIC FIBER' [patent_app_type] => utility [patent_app_number] => 12/517137 [patent_app_country] => US [patent_app_date] => 2007-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8191 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0075/20100075838.pdf [firstpage_image] =>[orig_patent_app_number] => 12517137 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/517137
CERAMIC FIBER AND METHOD FOR PRODUCTION OF CERAMIC FIBER Dec 18, 2007 Abandoned
Array ( [id] => 4899742 [patent_doc_number] => 20080119356 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-05-22 [patent_title] => 'HIGHLY ATTRITION RESISTANT AND DRY REGENERABLE SORBENTS FOR CARBON DIOXIDE CAPTURE' [patent_app_type] => utility [patent_app_number] => 11/945504 [patent_app_country] => US [patent_app_date] => 2007-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8809 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0119/20080119356.pdf [firstpage_image] =>[orig_patent_app_number] => 11945504 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/945504
Highly attrition resistant and dry regenerable sorbents for carbon dioxide capture Nov 26, 2007 Issued
Array ( [id] => 6526411 [patent_doc_number] => 20100015028 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-01-21 [patent_title] => 'PURIFICATION METHOD' [patent_app_type] => utility [patent_app_number] => 12/515626 [patent_app_country] => US [patent_app_date] => 2007-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6071 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0015/20100015028.pdf [firstpage_image] =>[orig_patent_app_number] => 12515626 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/515626
PURIFICATION METHOD Nov 21, 2007 Abandoned
Array ( [id] => 5339961 [patent_doc_number] => 20090178611 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-07-16 [patent_title] => 'GALLIUM TRICHLORIDE INJECTION SCHEME' [patent_app_type] => utility [patent_app_number] => 12/305534 [patent_app_country] => US [patent_app_date] => 2007-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 18780 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0178/20090178611.pdf [firstpage_image] =>[orig_patent_app_number] => 12305534 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/305534
Gallium trichloride injection scheme Nov 14, 2007 Issued
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