Search

Troy Chambers

Supervisory Patent Examiner (ID: 3938, Phone: (571)272-6874 , Office: P/3641 )

Most Active Art Unit
3641
Art Unit(s)
3658, 3641
Total Applications
1158
Issued Applications
719
Pending Applications
123
Abandoned Applications
316

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19248788 [patent_doc_number] => 20240199775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => METHODS AND CATALYST SYSTEMS FOR PRODUCTION OF ISOTACTIC POLYPROPYLENE [patent_app_type] => utility [patent_app_number] => 18/553266 [patent_app_country] => US [patent_app_date] => 2022-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10366 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18553266 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/553266
METHODS AND CATALYST SYSTEMS FOR PRODUCTION OF ISOTACTIC POLYPROPYLENE Mar 27, 2022 Pending
Array ( [id] => 17734896 [patent_doc_number] => 20220220355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => EMBEDDED TREATMENT FLUID ADDITIVES FOR USE IN SUBTERRANEAN FORMATION OPERATIONS [patent_app_type] => utility [patent_app_number] => 17/704723 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6683 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17704723 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/704723
Embedded treatment fluid additives for use in subterranean formation operations Mar 24, 2022 Issued
Array ( [id] => 18657951 [patent_doc_number] => 20230303910 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => WELL CORROSION CONTROL [patent_app_type] => utility [patent_app_number] => 17/704809 [patent_app_country] => US [patent_app_date] => 2022-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8720 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17704809 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/704809
Well corrosion control Mar 24, 2022 Issued
Array ( [id] => 19202875 [patent_doc_number] => 20240174774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-30 [patent_title] => PROCESS FOR PRODUCING HETEROPHASIC PROPYLENE RESIN [patent_app_type] => utility [patent_app_number] => 18/283952 [patent_app_country] => US [patent_app_date] => 2022-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19199 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18283952 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/283952
PROCESS FOR PRODUCING HETEROPHASIC PROPYLENE RESIN Mar 23, 2022 Pending
Array ( [id] => 19060306 [patent_doc_number] => 11939516 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Treatment fluid recipe for high temperature multi-stage fracturing applications [patent_app_type] => utility [patent_app_number] => 17/655691 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8551 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655691 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655691
Treatment fluid recipe for high temperature multi-stage fracturing applications Mar 20, 2022 Issued
Array ( [id] => 18879215 [patent_doc_number] => 20240002584 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => POLYMER AND METHOD FOR PRODUCING SAME, SEPARATION MEMBRANE, ELECTROLYTE MEMBRANE, FUEL CELL, WATER ELECTROLYSIS, AND ELECTROLYSIS TECHNIQUE [patent_app_type] => utility [patent_app_number] => 18/548855 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7824 [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] => 18548855 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/548855
POLYMER AND METHOD FOR PRODUCING SAME, SEPARATION MEMBRANE, ELECTROLYTE MEMBRANE, FUEL CELL, WATER ELECTROLYSIS, AND ELECTROLYSIS TECHNIQUE Mar 1, 2022 Pending
Array ( [id] => 18597464 [patent_doc_number] => 20230272260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => Wellbore Treatment Fluid [patent_app_type] => utility [patent_app_number] => 17/682964 [patent_app_country] => US [patent_app_date] => 2022-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10231 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17682964 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/682964
Wellbore treatment fluid Feb 27, 2022 Issued
Array ( [id] => 19157799 [patent_doc_number] => 20240150506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => CURING AGENTS FOR FLUOROELASTOMERS [patent_app_type] => utility [patent_app_number] => 18/547944 [patent_app_country] => US [patent_app_date] => 2022-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8015 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18547944 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547944
CURING AGENTS FOR FLUOROELASTOMERS Feb 24, 2022 Pending
Array ( [id] => 18582718 [patent_doc_number] => 20230264973 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => METHOD FOR MANGANESE OXIDES DISSOLUTION [patent_app_type] => utility [patent_app_number] => 17/678539 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4970 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17678539 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/678539
Method for manganese oxides dissolution Feb 22, 2022 Issued
Array ( [id] => 19127387 [patent_doc_number] => 20240132740 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => RHEOLOGY MODIFIER COMPOSITIONS AND ARCHITECTURAL COATING COMPOSITIONS DERIVED THEREFROM [patent_app_type] => utility [patent_app_number] => 18/278470 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6717 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18278470 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/278470
RHEOLOGY MODIFIER COMPOSITIONS AND ARCHITECTURAL COATING COMPOSITIONS DERIVED THEREFROM Feb 22, 2022 Pending
Array ( [id] => 19127387 [patent_doc_number] => 20240132740 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => RHEOLOGY MODIFIER COMPOSITIONS AND ARCHITECTURAL COATING COMPOSITIONS DERIVED THEREFROM [patent_app_type] => utility [patent_app_number] => 18/278470 [patent_app_country] => US [patent_app_date] => 2022-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6717 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18278470 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/278470
RHEOLOGY MODIFIER COMPOSITIONS AND ARCHITECTURAL COATING COMPOSITIONS DERIVED THEREFROM Feb 22, 2022 Pending
Array ( [id] => 19651456 [patent_doc_number] => 12173227 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-24 [patent_title] => Mitigation of fluid loss from underground reservoirs by electrostatically-driven assembly of particles [patent_app_type] => utility [patent_app_number] => 17/677734 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2188 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17677734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/677734
Mitigation of fluid loss from underground reservoirs by electrostatically-driven assembly of particles Feb 21, 2022 Issued
Array ( [id] => 18567311 [patent_doc_number] => 20230257643 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Surfactant Package and Methods of Making and Using Same [patent_app_type] => utility [patent_app_number] => 17/672025 [patent_app_country] => US [patent_app_date] => 2022-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10982 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17672025 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/672025
Surfactant package and methods of making and using same Feb 14, 2022 Issued
Array ( [id] => 18932471 [patent_doc_number] => 11884879 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Compositions for use in oil and gas operations [patent_app_type] => utility [patent_app_number] => 17/670988 [patent_app_country] => US [patent_app_date] => 2022-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 30 [patent_no_of_words] => 27325 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17670988 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/670988
Compositions for use in oil and gas operations Feb 13, 2022 Issued
Array ( [id] => 19142317 [patent_doc_number] => 20240141152 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/276832 [patent_app_country] => US [patent_app_date] => 2022-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6550 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18276832 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/276832
COMPOSITION Feb 9, 2022 Pending
Array ( [id] => 19112889 [patent_doc_number] => 20240124639 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => AMINE-TERMINATED OXAMIDE CURATIVES [patent_app_type] => utility [patent_app_number] => 18/264594 [patent_app_country] => US [patent_app_date] => 2022-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9864 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18264594 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/264594
AMINE-TERMINATED OXAMIDE CURATIVES Feb 6, 2022 Pending
Array ( [id] => 18825392 [patent_doc_number] => 11840663 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Development of ultra-high molecular weight (UHMW) branched block copolymer drag reducer with improved mechanical and chemical stability [patent_app_type] => utility [patent_app_number] => 17/650010 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 12499 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17650010 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/650010
Development of ultra-high molecular weight (UHMW) branched block copolymer drag reducer with improved mechanical and chemical stability Feb 3, 2022 Issued
Array ( [id] => 18825391 [patent_doc_number] => 11840662 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Development of ultra-high molecular weight (UHMW) branched block copolymer shale inhibitor for water based drilling fluid [patent_app_type] => utility [patent_app_number] => 17/650004 [patent_app_country] => US [patent_app_date] => 2022-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 13335 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 372 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17650004 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/650004
Development of ultra-high molecular weight (UHMW) branched block copolymer shale inhibitor for water based drilling fluid Feb 3, 2022 Issued
Array ( [id] => 20158113 [patent_doc_number] => 12384723 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Cement slurries, cured cement and methods of making and use thereof [patent_app_type] => utility [patent_app_number] => 17/591921 [patent_app_country] => US [patent_app_date] => 2022-02-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 11606 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17591921 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/591921
Cement slurries, cured cement and methods of making and use thereof Feb 2, 2022 Issued
Array ( [id] => 19097883 [patent_doc_number] => 20240117111 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => PROCESS FOR BRANCHED POLYESTERS FOR EXTRUSION COATING AND RELATED PRODUCTS [patent_app_type] => utility [patent_app_number] => 18/263737 [patent_app_country] => US [patent_app_date] => 2022-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9343 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18263737 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/263737
PROCESS FOR BRANCHED POLYESTERS FOR EXTRUSION COATING AND RELATED PRODUCTS Jan 31, 2022 Pending
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