Search

Jacob Buchanan

Examiner (ID: 16618, Phone: (571)270-1186 , Office: P/1725 )

Most Active Art Unit
1725
Art Unit(s)
1795, 1725
Total Applications
663
Issued Applications
327
Pending Applications
89
Abandoned Applications
274

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19397230 [patent_doc_number] => 12071579 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-08-27 [patent_title] => Carbon-based microorganism electronic diverter material and preparation method and use thereof [patent_app_type] => utility [patent_app_number] => 18/526204 [patent_app_country] => US [patent_app_date] => 2023-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4682 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18526204 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/526204
Carbon-based microorganism electronic diverter material and preparation method and use thereof Nov 30, 2023 Issued
Array ( [id] => 19051601 [patent_doc_number] => 20240093570 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => BOTTOM HOLE ASSEMBLY AND METHODS FOR COMPLETION [patent_app_type] => utility [patent_app_number] => 18/521131 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10205 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 18521131 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/521131
BOTTOM HOLE ASSEMBLY AND METHODS FOR COMPLETION Nov 27, 2023 Abandoned
Array ( [id] => 18939786 [patent_doc_number] => 20240034925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-01 [patent_title] => Enhanced Oil Recovery with Janus Nanoparticles [patent_app_type] => utility [patent_app_number] => 18/487571 [patent_app_country] => US [patent_app_date] => 2023-10-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10265 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18487571 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/487571
Enhanced oil recovery with Janus nanoparticles Oct 15, 2023 Issued
Array ( [id] => 18971780 [patent_doc_number] => 20240051872 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => Encapsulation of Silica Nanoparticle for Release [patent_app_type] => utility [patent_app_number] => 18/465343 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4649 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18465343 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465343
Encapsulation of silica nanoparticle for release Sep 11, 2023 Issued
Array ( [id] => 19181161 [patent_doc_number] => 11987744 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Method for modifying the water permeability of a subterranean formation [patent_app_type] => utility [patent_app_number] => 18/452258 [patent_app_country] => US [patent_app_date] => 2023-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5911 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18452258 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/452258
Method for modifying the water permeability of a subterranean formation Aug 17, 2023 Issued
Array ( [id] => 18871338 [patent_doc_number] => 11859127 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-02 [patent_title] => Carbon dioxide viscosification by polyolefins [patent_app_type] => utility [patent_app_number] => 18/231984 [patent_app_country] => US [patent_app_date] => 2023-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9447 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18231984 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/231984
Carbon dioxide viscosification by polyolefins Aug 8, 2023 Issued
Array ( [id] => 18737043 [patent_doc_number] => 20230345933 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => DRIFT REDUCTION ADJUVANTS AND METHODS OF USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/347701 [patent_app_country] => US [patent_app_date] => 2023-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9663 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18347701 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/347701
Drift reduction adjuvants and methods of using the same Jul 5, 2023 Issued
Array ( [id] => 19354593 [patent_doc_number] => 12055024 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-06 [patent_title] => Heavy oil thermal recovery method based on staged injection of supercritical multielement thermal fluid [patent_app_type] => utility [patent_app_number] => 18/342684 [patent_app_country] => US [patent_app_date] => 2023-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3172 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18342684 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/342684
Heavy oil thermal recovery method based on staged injection of supercritical multielement thermal fluid Jun 26, 2023 Issued
Array ( [id] => 19181162 [patent_doc_number] => 11987745 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-21 [patent_title] => Solvent mixtures for downhole elemental sulfur removal and formation stimulation [patent_app_type] => utility [patent_app_number] => 18/332821 [patent_app_country] => US [patent_app_date] => 2023-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 15103 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332821
Solvent mixtures for downhole elemental sulfur removal and formation stimulation Jun 11, 2023 Issued
Array ( [id] => 19196521 [patent_doc_number] => 11993750 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Coated nanosand as relative permeability modifier [patent_app_type] => utility [patent_app_number] => 18/330033 [patent_app_country] => US [patent_app_date] => 2023-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 6988 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18330033 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/330033
Coated nanosand as relative permeability modifier Jun 5, 2023 Issued
Array ( [id] => 19326122 [patent_doc_number] => 12043788 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Environmentally acceptable wellbore stability additive [patent_app_type] => utility [patent_app_number] => 18/327603 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 9484 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18327603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327603
Environmentally acceptable wellbore stability additive May 31, 2023 Issued
Array ( [id] => 19339351 [patent_doc_number] => 12049529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Synthesis of a cationic surfmer and its copolymers for enhanced oil recovery [patent_app_type] => utility [patent_app_number] => 18/325989 [patent_app_country] => US [patent_app_date] => 2023-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 9938 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18325989 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/325989
Synthesis of a cationic surfmer and its copolymers for enhanced oil recovery May 29, 2023 Issued
Array ( [id] => 19425213 [patent_doc_number] => 12084616 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-09-10 [patent_title] => Stabilizing scavenger formulations in the presence of excess formaldehyde for storage at elevated temperatures [patent_app_type] => utility [patent_app_number] => 18/201155 [patent_app_country] => US [patent_app_date] => 2023-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2831 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18201155 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/201155
Stabilizing scavenger formulations in the presence of excess formaldehyde for storage at elevated temperatures May 22, 2023 Issued
Array ( [id] => 19291738 [patent_doc_number] => 12031085 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-09 [patent_title] => Manganese oxide sulfide capture drilling fluid [patent_app_type] => utility [patent_app_number] => 18/311267 [patent_app_country] => US [patent_app_date] => 2023-05-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 14951 [patent_no_of_claims] => 6 [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] =>[firstpage_image] =>[orig_patent_app_number] => 18311267 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/311267
Manganese oxide sulfide capture drilling fluid May 2, 2023 Issued
Array ( [id] => 18862160 [patent_doc_number] => 20230416596 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => MULTIFUNCTIONAL WAX DISPERSANT FOR SUBTERRANEAN CHEMICAL APPLICATIONS [patent_app_type] => utility [patent_app_number] => 18/307714 [patent_app_country] => US [patent_app_date] => 2023-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5210 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18307714 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/307714
Multifunctional wax dispersant for subterranean chemical applications Apr 25, 2023 Issued
Array ( [id] => 18567313 [patent_doc_number] => 20230257645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => EMULSIONS CONTAINING WATER-SOLUBLE ACID RETARDING AGENTS AND METHODS OF MAKING AND USING [patent_app_type] => utility [patent_app_number] => 18/305765 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8775 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18305765 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/305765
Emulsions containing water-soluble acid retarding agents and methods of making and using Apr 23, 2023 Issued
Array ( [id] => 19026567 [patent_doc_number] => 11925910 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Apparatus and method for making variable density foam fluid systems [patent_app_type] => utility [patent_app_number] => 18/301436 [patent_app_country] => US [patent_app_date] => 2023-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5131 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18301436 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/301436
Apparatus and method for making variable density foam fluid systems Apr 16, 2023 Issued
Array ( [id] => 19339409 [patent_doc_number] => 12049588 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Delayed gelation polymer system for high temperature and high salinity applications [patent_app_type] => utility [patent_app_number] => 18/129662 [patent_app_country] => US [patent_app_date] => 2023-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3349 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18129662 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/129662
Delayed gelation polymer system for high temperature and high salinity applications Mar 30, 2023 Issued
Array ( [id] => 18436805 [patent_doc_number] => 20230184099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => TRACERS FOR PETROLEUM RESERVOIRS [patent_app_type] => utility [patent_app_number] => 18/162495 [patent_app_country] => US [patent_app_date] => 2023-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25084 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18162495 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/162495
Tracers for petroleum reservoirs Jan 30, 2023 Issued
Array ( [id] => 18666321 [patent_doc_number] => 11773199 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-03 [patent_title] => Auto-invertible inverse polymer emulsion [patent_app_type] => utility [patent_app_number] => 18/069623 [patent_app_country] => US [patent_app_date] => 2022-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 7905 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18069623 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/069623
Auto-invertible inverse polymer emulsion Dec 20, 2022 Issued
Menu