Search

Rachel Kahn

Examiner (ID: 17598, Phone: (571)270-7346 , Office: P/1766 )

Most Active Art Unit
1766
Art Unit(s)
1766, 1796
Total Applications
814
Issued Applications
216
Pending Applications
99
Abandoned Applications
516

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18692697 [patent_doc_number] => 20230323025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => ALIPHATIC COPOLYCARBONATE AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/058745 [patent_app_country] => US [patent_app_date] => 2022-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8514 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18058745 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/058745
ALIPHATIC COPOLYCARBONATE AND PREPARATION METHOD THEREOF Nov 23, 2022 Pending
Array ( [id] => 19188021 [patent_doc_number] => 20240166934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => WATER-BASED DRILLING MUD FORMULATION USING WASTEWATER DISCHARGE [patent_app_type] => utility [patent_app_number] => 18/056556 [patent_app_country] => US [patent_app_date] => 2022-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2930 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18056556 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/056556
WATER-BASED DRILLING MUD FORMULATION USING WASTEWATER DISCHARGE Nov 16, 2022 Abandoned
Array ( [id] => 19536795 [patent_doc_number] => 12129336 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Method and composition for improved agglomeration resistance of polyamide polymers [patent_app_type] => utility [patent_app_number] => 17/985349 [patent_app_country] => US [patent_app_date] => 2022-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3094 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17985349 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/985349
Method and composition for improved agglomeration resistance of polyamide polymers Nov 10, 2022 Issued
Array ( [id] => 18284232 [patent_doc_number] => 20230099704 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => FLUORINATED AMIDE COMPOUND, COMPOUND CONTAINING FLUORINATED NITROGEN-CONTAINING HETEROCYCLIC RING, AND FLUORINATED COMPOUND [patent_app_type] => utility [patent_app_number] => 17/984626 [patent_app_country] => US [patent_app_date] => 2022-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13069 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17984626 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/984626
FLUORINATED AMIDE COMPOUND, COMPOUND CONTAINING FLUORINATED NITROGEN-CONTAINING HETEROCYCLIC RING, AND FLUORINATED COMPOUND Nov 9, 2022 Abandoned
Array ( [id] => 18242272 [patent_doc_number] => 20230074583 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => LOW-COLOR POLYMERS FOR USE IN ELECTRONIC DEVICES [patent_app_type] => utility [patent_app_number] => 17/982217 [patent_app_country] => US [patent_app_date] => 2022-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21367 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17982217 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/982217
LOW-COLOR POLYMERS FOR USE IN ELECTRONIC DEVICES Nov 6, 2022 Abandoned
Array ( [id] => 19890398 [patent_doc_number] => 20250115710 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => OXYETHYLENE STRUCTURE-CONTAINING POLYCARBONATE POLYOL AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/287392 [patent_app_country] => US [patent_app_date] => 2022-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18508 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18287392 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/287392
OXYETHYLENE STRUCTURE-CONTAINING POLYCARBONATE POLYOL AND USE THEREOF Oct 31, 2022 Pending
Array ( [id] => 18197723 [patent_doc_number] => 20230051242 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => PROCESS FOR POLYMERIZING CYCLIC OLIGOMERS OF POLYAMIDES [patent_app_type] => utility [patent_app_number] => 17/971308 [patent_app_country] => US [patent_app_date] => 2022-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3049 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17971308 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/971308
PROCESS FOR POLYMERIZING CYCLIC OLIGOMERS OF POLYAMIDES Oct 20, 2022 Abandoned
Array ( [id] => 18324494 [patent_doc_number] => 20230122622 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => Composition Containing Polyamideimide Precursor or Polyamideimide, and Polyamideimide Film Produced Using the Same [patent_app_type] => utility [patent_app_number] => 17/966935 [patent_app_country] => US [patent_app_date] => 2022-10-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17966935 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/966935
Composition Containing Polyamideimide Precursor or Polyamideimide, and Polyamideimide Film Produced Using the Same Oct 16, 2022 Abandoned
Array ( [id] => 18323394 [patent_doc_number] => 20230121522 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => Polyimide Polymer [patent_app_type] => utility [patent_app_number] => 17/966125 [patent_app_country] => US [patent_app_date] => 2022-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4805 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 17966125 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/966125
Polyimide Polymer Oct 13, 2022 Pending
Array ( [id] => 19601186 [patent_doc_number] => 20240392066 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => Polycarbonate Resin and Preparation Method Thereof [patent_app_type] => utility [patent_app_number] => 18/266999 [patent_app_country] => US [patent_app_date] => 2022-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10161 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18266999 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/266999
Polycarbonate Resin and Preparation Method Thereof Sep 1, 2022 Pending
Array ( [id] => 18058134 [patent_doc_number] => 20220389220 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => POLYMER COMPOSITIONS FOR FLAME RETARDANCY AND/OR IMPROVED MELT DRIPPING PROPERTIES [patent_app_type] => utility [patent_app_number] => 17/820872 [patent_app_country] => US [patent_app_date] => 2022-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17820872 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/820872
POLYMER COMPOSITIONS FOR FLAME RETARDANCY AND/OR IMPROVED MELT DRIPPING PROPERTIES Aug 17, 2022 Abandoned
Array ( [id] => 19432637 [patent_doc_number] => 20240301135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-12 [patent_title] => POLYCARBONATE AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/575118 [patent_app_country] => US [patent_app_date] => 2022-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5027 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18575118 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/575118
POLYCARBONATE AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF Jul 27, 2022 Pending
Array ( [id] => 18754114 [patent_doc_number] => 20230357495 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION METHOD THEREOF, AND RECYCLED PLASTIC, MOLDED PRODUCT, PLASTICIZER COMPOSITION USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/029600 [patent_app_country] => US [patent_app_date] => 2022-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13468 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18029600 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/029600
MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION METHOD THEREOF, AND RECYCLED PLASTIC, MOLDED PRODUCT, PLASTICIZER COMPOSITION USING THE SAME Jul 13, 2022 Pending
Array ( [id] => 18005062 [patent_doc_number] => 20220363828 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => PREPARATION METHOD OF REPROCESSABLE THERMOSETTING POLYESTERAMIDE (PEA), AND THERMOSETTING PEA PREPARED THEREBY [patent_app_type] => utility [patent_app_number] => 17/864458 [patent_app_country] => US [patent_app_date] => 2022-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4002 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17864458 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/864458
PREPARATION METHOD OF REPROCESSABLE THERMOSETTING POLYESTERAMIDE (PEA), AND THERMOSETTING PEA PREPARED THEREBY Jul 13, 2022 Abandoned
Array ( [id] => 18284852 [patent_doc_number] => 20230100324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => POLYAMIDE-IMIDE-BASED FILM, PREPARATION METHOD THEREOF, AND COVER WINDOW AND DISPLAY DEVICE COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 17/850669 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12336 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17850669 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/850669
POLYAMIDE-IMIDE-BASED FILM, PREPARATION METHOD THEREOF, AND COVER WINDOW AND DISPLAY DEVICE COMPRISING THE SAME Jun 26, 2022 Pending
Array ( [id] => 18139542 [patent_doc_number] => 20230013378 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-19 [patent_title] => POLYIMIDE COPOLYMER AND POLYIMIDE FILM USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/845493 [patent_app_country] => US [patent_app_date] => 2022-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17845493 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/845493
POLYIMIDE COPOLYMER AND POLYIMIDE FILM USING THE SAME Jun 20, 2022 Pending
Array ( [id] => 18147572 [patent_doc_number] => 20230021429 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-26 [patent_title] => BASE-LABILE PROTECTING GROUPS FOR STEPWISE POLYMER SYNTHESIS [patent_app_type] => utility [patent_app_number] => 17/844023 [patent_app_country] => US [patent_app_date] => 2022-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17844023 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/844023
BASE-LABILE PROTECTING GROUPS FOR STEPWISE POLYMER SYNTHESIS Jun 18, 2022 Abandoned
Array ( [id] => 18325776 [patent_doc_number] => 20230123904 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => METHOD FOR PREPARING HIGH MOLECULAR WEIGHT FURAN POLYAMIDE [patent_app_type] => utility [patent_app_number] => 17/999020 [patent_app_country] => US [patent_app_date] => 2022-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3508 [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] => 17999020 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/999020
Method for preparing high molecular weight furan polyamide Jun 14, 2022 Issued
Array ( [id] => 18077488 [patent_doc_number] => 20220403100 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => ELECTROCHROMIC POLYMER AND ELECTROCHROMIC DEVICES CONTAINING THE SAME [patent_app_type] => utility [patent_app_number] => 17/826734 [patent_app_country] => US [patent_app_date] => 2022-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5239 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17826734 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/826734
ELECTROCHROMIC POLYMER AND ELECTROCHROMIC DEVICES CONTAINING THE SAME May 26, 2022 Pending
Array ( [id] => 18612494 [patent_doc_number] => 20230279226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => POLYIMIDE RESIN [patent_app_type] => utility [patent_app_number] => 17/740375 [patent_app_country] => US [patent_app_date] => 2022-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2518 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17740375 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/740375
POLYIMIDE RESIN May 9, 2022 Abandoned
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