Search

Geoffrey S. Evans

Examiner (ID: 14215, Phone: (571)272-1174 , Office: P/3742 )

Most Active Art Unit
1725
Art Unit(s)
1742, 1725, 1793, 3761, 3742, 2103, 2831, 2104, 2106
Total Applications
3747
Issued Applications
3191
Pending Applications
126
Abandoned Applications
441

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19354251 [patent_doc_number] => 12054682 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Process and system for producing light olefins from inferior oils [patent_app_type] => utility [patent_app_number] => 17/435569 [patent_app_country] => US [patent_app_date] => 2020-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 18236 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17435569 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/435569
Process and system for producing light olefins from inferior oils Mar 1, 2020 Issued
Array ( [id] => 17998012 [patent_doc_number] => 11499108 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-15 [patent_title] => Complete removal of solids during hydrogen sulfide scavenging operations using a scavenger and a Michael acceptor [patent_app_type] => utility [patent_app_number] => 16/747665 [patent_app_country] => US [patent_app_date] => 2020-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11845 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16747665 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/747665
Complete removal of solids during hydrogen sulfide scavenging operations using a scavenger and a Michael acceptor Jan 20, 2020 Issued
Array ( [id] => 17505393 [patent_doc_number] => 20220098495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => Process and System for Processing Asphaltenes-Rich Feed [patent_app_type] => utility [patent_app_number] => 17/421530 [patent_app_country] => US [patent_app_date] => 2020-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17421530 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/421530
Process and system for processing asphaltenes-rich feed Jan 16, 2020 Issued
Array ( [id] => 16808150 [patent_doc_number] => 20210130703 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => HYDROCRACKING PROCESS AND SYSTEM INCLUDING SEPARATION OF HEAVY POLY NUCLEAR AROMATICS FROM RECYCLE BY SULFONATION [patent_app_type] => utility [patent_app_number] => 16/674355 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15096 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -41 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16674355 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/674355
Hydrocracking process and system including separation of heavy poly nuclear aromatics from recycle by sulfonation Nov 4, 2019 Issued
Array ( [id] => 16808149 [patent_doc_number] => 20210130702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-06 [patent_title] => HYDROCRACKING PROCESS AND SYSTEM INCLUDING SEPARATION OF HEAVY POLY NUCLEAR AROMATICS FROM RECYCLE BY OXIDATION [patent_app_type] => utility [patent_app_number] => 16/674408 [patent_app_country] => US [patent_app_date] => 2019-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19083 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16674408 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/674408
Hydrocracking process and system including separation of heavy poly nuclear aromatics from recycle by oxidation Nov 4, 2019 Issued
Array ( [id] => 15866719 [patent_doc_number] => 20200140763 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => PROCESS FOR FLUID CATALYTIC CRACKING OF A LIGHT TIGHT OIL IN CO-TREATMENT WITH A CONVENTIONAL FCC FEEDSTOCK [patent_app_type] => utility [patent_app_number] => 16/671771 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3016 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16671771 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671771
PROCESS FOR FLUID CATALYTIC CRACKING OF A LIGHT TIGHT OIL IN CO-TREATMENT WITH A CONVENTIONAL FCC FEEDSTOCK Oct 31, 2019 Abandoned
Array ( [id] => 19457851 [patent_doc_number] => 12098331 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Enhanced hydroprocessing process with ammonia and carbon dioxide recovery [patent_app_type] => utility [patent_app_number] => 16/670971 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4456 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16670971 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/670971
Enhanced hydroprocessing process with ammonia and carbon dioxide recovery Oct 30, 2019 Issued
Array ( [id] => 16832281 [patent_doc_number] => 11008522 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-05-18 [patent_title] => Catalytic caustic desulfonylation [patent_app_type] => utility [patent_app_number] => 16/599622 [patent_app_country] => US [patent_app_date] => 2019-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4718 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16599622 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/599622
Catalytic caustic desulfonylation Oct 10, 2019 Issued
Array ( [id] => 15496743 [patent_doc_number] => 20200048560 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-13 [patent_title] => Enhanced Temperature Control of Bitumen Froth Treatment Process [patent_app_type] => utility [patent_app_number] => 16/597340 [patent_app_country] => US [patent_app_date] => 2019-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8587 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16597340 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/597340
Enhanced temperature control of bitumen froth treatment process Oct 8, 2019 Issued
Array ( [id] => 17453187 [patent_doc_number] => 11268033 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-08 [patent_title] => Managing ore blending for froth solids control [patent_app_type] => utility [patent_app_number] => 16/588675 [patent_app_country] => US [patent_app_date] => 2019-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5189 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16588675 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/588675
Managing ore blending for froth solids control Sep 29, 2019 Issued
Array ( [id] => 15711487 [patent_doc_number] => 20200102509 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-02 [patent_title] => PROCESS USING MEMBRANES TO SEPARATE ALKANE ISOMERS USED IN STEAM CRACKING TO MAKE OLEFINS [patent_app_type] => utility [patent_app_number] => 16/585069 [patent_app_country] => US [patent_app_date] => 2019-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4095 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16585069 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/585069
PROCESS USING MEMBRANES TO SEPARATE ALKANE ISOMERS USED IN STEAM CRACKING TO MAKE OLEFINS Sep 26, 2019 Abandoned
Array ( [id] => 15364029 [patent_doc_number] => 20200017779 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-16 [patent_title] => METHOD FOR CRACKING A HYDROCARBON FEEDSTOCK IN A STEAM CRACKER UNIT [patent_app_type] => utility [patent_app_number] => 16/584096 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8059 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16584096 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/584096
Method for cracking a hydrocarbon feedstock in a steam cracker unit Sep 25, 2019 Issued
Array ( [id] => 15527611 [patent_doc_number] => 20200056111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-20 [patent_title] => HYDROCARBON PROCESSING [patent_app_type] => utility [patent_app_number] => 16/584613 [patent_app_country] => US [patent_app_date] => 2019-09-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16584613 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/584613
HYDROCARBON PROCESSING Sep 25, 2019 Abandoned
Array ( [id] => 15681693 [patent_doc_number] => 20200095510 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-26 [patent_title] => CO-PROCESSING HYDROTHERMAL LIQUEFACTION OIL AND CO-FEED TO PRODUCE BIOFUELS [patent_app_type] => utility [patent_app_number] => 16/580801 [patent_app_country] => US [patent_app_date] => 2019-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18267 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16580801 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/580801
CO-PROCESSING HYDROTHERMAL LIQUEFACTION OIL AND CO-FEED TO PRODUCE BIOFUELS Sep 23, 2019 Abandoned
Array ( [id] => 15343261 [patent_doc_number] => 20200009522 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-09 [patent_title] => Injection Device, in Particular For Injecting a Hydrocarbon Feedstock into a Refining Unit [patent_app_type] => utility [patent_app_number] => 16/575654 [patent_app_country] => US [patent_app_date] => 2019-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5393 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16575654 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/575654
Injection device for atomizing a liquid hydrocarbon charge Sep 18, 2019 Issued
Array ( [id] => 15650113 [patent_doc_number] => 20200087586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-19 [patent_title] => THERMAL CRACKING OF CRUDE OIL USING A LIQUID CATALYST TO PREVENT COKE FORMATION AND PROMOTE ALKYLATION [patent_app_type] => utility [patent_app_number] => 16/576724 [patent_app_country] => US [patent_app_date] => 2019-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5660 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16576724 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/576724
Thermal cracking of crude oil using a liquid catalyst to prevent coke formation and promote alkylation Sep 18, 2019 Issued
Array ( [id] => 16712155 [patent_doc_number] => 20210079302 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => METHODS AND SYSTEMS TO PRODUCE NEEDLE COKE FROM AROMATIC RECOVERY COMPLEX BOTTOMS [patent_app_type] => utility [patent_app_number] => 16/575148 [patent_app_country] => US [patent_app_date] => 2019-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16575148 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/575148
Methods and systems to produce needle coke from aromatic recovery complex bottoms Sep 17, 2019 Issued
Array ( [id] => 17104511 [patent_doc_number] => 11124710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-09-21 [patent_title] => Naphtha hydrotreating process with sulfur guard bed having controlled bypass flow [patent_app_type] => utility [patent_app_number] => 16/545709 [patent_app_country] => US [patent_app_date] => 2019-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5844 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16545709 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/545709
Naphtha hydrotreating process with sulfur guard bed having controlled bypass flow Aug 19, 2019 Issued
Array ( [id] => 17769545 [patent_doc_number] => 11401473 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Process to maintain high solvency of recycle solvent during upgrading of steam cracked tar [patent_app_type] => utility [patent_app_number] => 16/545976 [patent_app_country] => US [patent_app_date] => 2019-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 18409 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16545976 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/545976
Process to maintain high solvency of recycle solvent during upgrading of steam cracked tar Aug 19, 2019 Issued
Array ( [id] => 15740899 [patent_doc_number] => 20200109337 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-09 [patent_title] => PROCESS AND APPARATUS FOR TREATING MERCAPTANS IN A NAPHTHA BOILING RANGE FEED [patent_app_type] => utility [patent_app_number] => 16/545001 [patent_app_country] => US [patent_app_date] => 2019-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3605 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16545001 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/545001
PROCESS AND APPARATUS FOR TREATING MERCAPTANS IN A NAPHTHA BOILING RANGE FEED Aug 19, 2019 Abandoned
Menu