Search

Prem C. Singh

Supervisory Patent Examiner (ID: 15182, Phone: (571)272-6381 , Office: P/1771 )

Most Active Art Unit
1797
Art Unit(s)
1797, 1764, 1771
Total Applications
599
Issued Applications
331
Pending Applications
46
Abandoned Applications
223

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4502614 [patent_doc_number] => 07919660 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Methods of converting methanol feedstock to olefins' [patent_app_type] => utility [patent_app_number] => 12/004843 [patent_app_country] => US [patent_app_date] => 2007-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2425 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/919/07919660.pdf [firstpage_image] =>[orig_patent_app_number] => 12004843 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/004843
Methods of converting methanol feedstock to olefins Dec 20, 2007 Issued
Array ( [id] => 5423231 [patent_doc_number] => 20090149687 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-06-11 [patent_title] => 'Propylene recovery during regeneration of an oxygenate removal unit' [patent_app_type] => utility [patent_app_number] => 12/001432 [patent_app_country] => US [patent_app_date] => 2007-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2591 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0149/20090149687.pdf [firstpage_image] =>[orig_patent_app_number] => 12001432 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/001432
Propylene recovery during regeneration of an oxygenate removal unit Dec 10, 2007 Issued
Array ( [id] => 4753548 [patent_doc_number] => 20080161624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-03 [patent_title] => 'Fluidized Bed Reactor with Back-Mixing for Dehydrogenation of Light Paraffins' [patent_app_type] => utility [patent_app_number] => 11/954153 [patent_app_country] => US [patent_app_date] => 2007-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3617 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0161/20080161624.pdf [firstpage_image] =>[orig_patent_app_number] => 11954153 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/954153
Fluidized bed reactor with back-mixing for dehydrogenation of light paraffins Dec 10, 2007 Issued
Array ( [id] => 4728430 [patent_doc_number] => 20080207974 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-08-28 [patent_title] => 'Process for Decoking a Furnace for Cracking a Hydrocarbon Feed' [patent_app_type] => utility [patent_app_number] => 11/953307 [patent_app_country] => US [patent_app_date] => 2007-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5385 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0207/20080207974.pdf [firstpage_image] =>[orig_patent_app_number] => 11953307 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/953307
Process for decoking a furnace for cracking a hydrocarbon feed Dec 9, 2007 Issued
Array ( [id] => 4939630 [patent_doc_number] => 20080076949 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-27 [patent_title] => 'PROCESS FOR THE PRODUCTION OF COMPRESSION IGNITION ENGINE, GAS TURBINE, AND FUEL CELL FUEL AND COMPRESSION IGNITION ENGINE, GAS TURBINE, AND FUEL CELL FUEL BY SAID PROCESS' [patent_app_type] => utility [patent_app_number] => 11/945161 [patent_app_country] => US [patent_app_date] => 2007-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3607 [patent_no_of_claims] => 8 [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/A1/0076/20080076949.pdf [firstpage_image] =>[orig_patent_app_number] => 11945161 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/945161
PROCESS FOR THE PRODUCTION OF COMPRESSION IGNITION ENGINE, GAS TURBINE, AND FUEL CELL FUEL AND COMPRESSION IGNITION ENGINE, GAS TURBINE, AND FUEL CELL FUEL BY SAID PROCESS Nov 25, 2007 Abandoned
Array ( [id] => 4935308 [patent_doc_number] => 20080072620 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-27 [patent_title] => 'TREATING OF A CRUDE CONTAINING NATURAL GAS' [patent_app_type] => utility [patent_app_number] => 11/942497 [patent_app_country] => US [patent_app_date] => 2007-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2194 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0072/20080072620.pdf [firstpage_image] =>[orig_patent_app_number] => 11942497 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/942497
Treating of a crude containing natural gas Nov 18, 2007 Issued
Array ( [id] => 4611700 [patent_doc_number] => 07988747 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-08-02 [patent_title] => 'Production of low sulphur alkylate gasoline fuel' [patent_app_type] => utility [patent_app_number] => 11/932533 [patent_app_country] => US [patent_app_date] => 2007-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4670 [patent_no_of_claims] => 21 [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/07/988/07988747.pdf [firstpage_image] =>[orig_patent_app_number] => 11932533 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/932533
Production of low sulphur alkylate gasoline fuel Oct 30, 2007 Issued
Array ( [id] => 4761720 [patent_doc_number] => 20080172929 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-07-24 [patent_title] => 'PREPARATION OF COMPONENTS FOR REFINERY BLENDING OF TRANSPORTATION FUELS' [patent_app_type] => utility [patent_app_number] => 11/869763 [patent_app_country] => US [patent_app_date] => 2007-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7346 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0172/20080172929.pdf [firstpage_image] =>[orig_patent_app_number] => 11869763 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/869763
PREPARATION OF COMPONENTS FOR REFINERY BLENDING OF TRANSPORTATION FUELS Oct 9, 2007 Abandoned
Array ( [id] => 110742 [patent_doc_number] => 07718052 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-05-18 [patent_title] => 'Hydrocarbon cracking in a multi-zone cracking furnace' [patent_app_type] => utility [patent_app_number] => 11/973606 [patent_app_country] => US [patent_app_date] => 2007-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2958 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/718/07718052.pdf [firstpage_image] =>[orig_patent_app_number] => 11973606 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/973606
Hydrocarbon cracking in a multi-zone cracking furnace Oct 8, 2007 Issued
Array ( [id] => 4742977 [patent_doc_number] => 20080087578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-04-17 [patent_title] => 'METHODS FOR PRODUCING A CRUDE PRODUCT AND COMPOSITIONS THEREOF' [patent_app_type] => utility [patent_app_number] => 11/866909 [patent_app_country] => US [patent_app_date] => 2007-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 41375 [patent_no_of_claims] => 87 [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/A1/0087/20080087578.pdf [firstpage_image] =>[orig_patent_app_number] => 11866909 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/866909
METHODS FOR PRODUCING A CRUDE PRODUCT AND COMPOSITIONS THEREOF Oct 2, 2007 Abandoned
Array ( [id] => 4690887 [patent_doc_number] => 20080083657 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-04-10 [patent_title] => 'ISOMERIZATION PROCESS USING METAL-MODIFIED SMALL CRYSTALLITE MTT MOLECULAR SIEVE' [patent_app_type] => utility [patent_app_number] => 11/866281 [patent_app_country] => US [patent_app_date] => 2007-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 8882 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0083/20080083657.pdf [firstpage_image] =>[orig_patent_app_number] => 11866281 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/866281
ISOMERIZATION PROCESS USING METAL-MODIFIED SMALL CRYSTALLITE MTT MOLECULAR SIEVE Oct 1, 2007 Abandoned
Array ( [id] => 4572478 [patent_doc_number] => 07858787 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-12-28 [patent_title] => 'Process for producing olefins' [patent_app_type] => utility [patent_app_number] => 11/857011 [patent_app_country] => US [patent_app_date] => 2007-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4770 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/858/07858787.pdf [firstpage_image] =>[orig_patent_app_number] => 11857011 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/857011
Process for producing olefins Sep 17, 2007 Issued
Array ( [id] => 4918800 [patent_doc_number] => 20080067110 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-20 [patent_title] => 'Method and apparatus for improving the oxidative thermal stability of distillate fuel' [patent_app_type] => utility [patent_app_number] => 11/898716 [patent_app_country] => US [patent_app_date] => 2007-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7808 [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/A1/0067/20080067110.pdf [firstpage_image] =>[orig_patent_app_number] => 11898716 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/898716
Method and apparatus for improving the oxidative thermal stability of distillate fuel Sep 13, 2007 Abandoned
Array ( [id] => 4575082 [patent_doc_number] => 07829751 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-11-09 [patent_title] => 'Processes for converting oxygenates to olefins using aluminosilicate catalysts' [patent_app_type] => utility [patent_app_number] => 11/855476 [patent_app_country] => US [patent_app_date] => 2007-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12668 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/829/07829751.pdf [firstpage_image] =>[orig_patent_app_number] => 11855476 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/855476
Processes for converting oxygenates to olefins using aluminosilicate catalysts Sep 13, 2007 Issued
Array ( [id] => 5449359 [patent_doc_number] => 20090065394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-12 [patent_title] => 'Hydrocracking process for fabricating distillate from fisher-tropsch waxes' [patent_app_type] => utility [patent_app_number] => 11/899710 [patent_app_country] => US [patent_app_date] => 2007-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4011 [patent_no_of_claims] => 20 [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/A1/0065/20090065394.pdf [firstpage_image] =>[orig_patent_app_number] => 11899710 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/899710
Hydrocracking process for fabricating distillate from fisher-tropsch waxes Sep 6, 2007 Abandoned
Array ( [id] => 5449358 [patent_doc_number] => 20090065393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-03-12 [patent_title] => 'Fluid catalytic cracking and hydrotreating processes for fabricating diesel fuel from waxes' [patent_app_type] => utility [patent_app_number] => 11/899693 [patent_app_country] => US [patent_app_date] => 2007-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4813 [patent_no_of_claims] => 20 [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/A1/0065/20090065393.pdf [firstpage_image] =>[orig_patent_app_number] => 11899693 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/899693
Fluid catalytic cracking and hydrotreating processes for fabricating diesel fuel from waxes Sep 6, 2007 Abandoned
Array ( [id] => 4573001 [patent_doc_number] => 07858834 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-12-28 [patent_title] => 'Olefin production utilizing a feed containing condensate and crude oil' [patent_app_type] => utility [patent_app_number] => 11/894013 [patent_app_country] => US [patent_app_date] => 2007-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7203 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/858/07858834.pdf [firstpage_image] =>[orig_patent_app_number] => 11894013 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/894013
Olefin production utilizing a feed containing condensate and crude oil Aug 16, 2007 Issued
Array ( [id] => 4772912 [patent_doc_number] => 20080058572 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2008-03-06 [patent_title] => 'PROCESS FOR PREPARING ISOOLEFINS' [patent_app_type] => utility [patent_app_number] => 11/839597 [patent_app_country] => US [patent_app_date] => 2007-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12466 [patent_no_of_claims] => 15 [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/A1/0058/20080058572.pdf [firstpage_image] =>[orig_patent_app_number] => 11839597 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/839597
PROCESS FOR PREPARING ISOOLEFINS Aug 15, 2007 Abandoned
Array ( [id] => 4516413 [patent_doc_number] => 07910786 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-03-22 [patent_title] => 'Process for the dissociation of MTBE' [patent_app_type] => utility [patent_app_number] => 11/839604 [patent_app_country] => US [patent_app_date] => 2007-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 16257 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/910/07910786.pdf [firstpage_image] =>[orig_patent_app_number] => 11839604 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/839604
Process for the dissociation of MTBE Aug 15, 2007 Issued
Array ( [id] => 4502629 [patent_doc_number] => 07919662 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2011-04-05 [patent_title] => 'Process for the dissociation of MTBE' [patent_app_type] => utility [patent_app_number] => 11/838340 [patent_app_country] => US [patent_app_date] => 2007-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 18317 [patent_no_of_claims] => 18 [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/07/919/07919662.pdf [firstpage_image] =>[orig_patent_app_number] => 11838340 [rel_patent_id] =>[rel_patent_doc_number] =>)
11/838340
Process for the dissociation of MTBE Aug 13, 2007 Issued
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