Search

Rachel Kahn

Examiner (ID: 2736, Phone: (571)270-7346 , Office: P/1766 )

Most Active Art Unit
1766
Art Unit(s)
1796, 1766
Total Applications
790
Issued Applications
209
Pending Applications
131
Abandoned Applications
494

Applications

Application numberTitle of the applicationFiling DateStatus
19/172571 METHOD FOR MAKING GLYCOLALDEHYDE POLYMERS Apr 6, 2025 Pending
Array ( [id] => 20033356 [patent_doc_number] => 20250171578 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => CLOSED-LOOP THERMOSET POLYMERS WITH IMPROVED PROCESSIBILITY AND TUNABLE DEGRADATION [patent_app_type] => utility [patent_app_number] => 19/039332 [patent_app_country] => US [patent_app_date] => 2025-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19039332 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/039332
CLOSED-LOOP THERMOSET POLYMERS WITH IMPROVED PROCESSIBILITY AND TUNABLE DEGRADATION Jan 27, 2025 Pending
Array ( [id] => 19405259 [patent_doc_number] => 20240288770 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => PHOTOSENSITIVE POLYIMIDE COMPOSITIONS [patent_app_type] => utility [patent_app_number] => 18/609813 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20873 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18609813 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609813
PHOTOSENSITIVE POLYIMIDE COMPOSITIONS Mar 18, 2024 Pending
Array ( [id] => 19281643 [patent_doc_number] => 20240218117 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => POLYMERS PREPARED FROM MEVALONOLACTONE AND DERIVATIVES [patent_app_type] => utility [patent_app_number] => 18/609295 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13538 [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] => 18609295 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609295
POLYMERS PREPARED FROM MEVALONOLACTONE AND DERIVATIVES Mar 18, 2024 Pending
Array ( [id] => 19345321 [patent_doc_number] => 20240254284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => UNSATURATED CYCLIC ANHYDRIDE END CAPPED POLYIMIDES AND POLYAMIC ACIDS AND PHOTOSENSITIVE COMPOSITIONS THEREOF [patent_app_type] => utility [patent_app_number] => 18/609823 [patent_app_country] => US [patent_app_date] => 2024-03-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18609823 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/609823
UNSATURATED CYCLIC ANHYDRIDE END CAPPED POLYIMIDES AND POLYAMIC ACIDS AND PHOTOSENSITIVE COMPOSITIONS THEREOF Mar 18, 2024 Pending
Array ( [id] => 19265454 [patent_doc_number] => 20240209153 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => FLUORINE-CONTAINING POLYAMIDE COMPOUND AND FLUORINE-CONTAINING POLYBENZOXAZOLE [patent_app_type] => utility [patent_app_number] => 18/442500 [patent_app_country] => US [patent_app_date] => 2024-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10473 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18442500 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/442500
FLUORINE-CONTAINING POLYAMIDE COMPOUND AND FLUORINE-CONTAINING POLYBENZOXAZOLE Feb 14, 2024 Pending
Array ( [id] => 19387984 [patent_doc_number] => 20240277854 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => IMMOLATIVE CELL-PENETRATING COMPLEXES FOR NUCLEIC ACID DELIVERY TO THE LUNG [patent_app_type] => utility [patent_app_number] => 18/428147 [patent_app_country] => US [patent_app_date] => 2024-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 59024 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18428147 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/428147
IMMOLATIVE CELL-PENETRATING COMPLEXES FOR NUCLEIC ACID DELIVERY TO THE LUNG Jan 30, 2024
Array ( [id] => 19701583 [patent_doc_number] => 12195592 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Bisimide phenol compound [patent_app_type] => utility [patent_app_number] => 18/504785 [patent_app_country] => US [patent_app_date] => 2023-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7234 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18504785 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/504785
Bisimide phenol compound Nov 7, 2023 Issued
Array ( [id] => 19832808 [patent_doc_number] => 20250084594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-13 [patent_title] => ARTIFICIAL TURF WITH TRACTION CONTROL AGENT FOR HOCKEY FIELDS [patent_app_type] => utility [patent_app_number] => 18/482231 [patent_app_country] => US [patent_app_date] => 2023-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15927 [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] => 18482231 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/482231
ARTIFICIAL TURF WITH TRACTION CONTROL AGENT FOR HOCKEY FIELDS Oct 5, 2023 Pending
Array ( [id] => 19816860 [patent_doc_number] => 20250075067 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => RESIN COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/481241 [patent_app_country] => US [patent_app_date] => 2023-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18481241 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/481241
RESIN COMPOSITION Oct 4, 2023 Pending
Array ( [id] => 18955292 [patent_doc_number] => 20240043619 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-08 [patent_title] => POLYIMIDE PRECURSOR RESIN COMPOSITION [patent_app_type] => utility [patent_app_number] => 18/377194 [patent_app_country] => US [patent_app_date] => 2023-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 295 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18377194 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/377194
POLYIMIDE PRECURSOR RESIN COMPOSITION Oct 4, 2023 Abandoned
Array ( [id] => 19817235 [patent_doc_number] => 20250075442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-06 [patent_title] => ARTIFICIAL TURF FIBER COMPRISING A POLYMER GRAFTED WITH SILOXANES [patent_app_type] => utility [patent_app_number] => 18/555773 [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] => 16905 [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] => 18555773 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/555773
ARTIFICIAL TURF FIBER COMPRISING A POLYMER GRAFTED WITH SILOXANES Sep 11, 2023 Pending
Array ( [id] => 18879225 [patent_doc_number] => 20240002594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR [patent_app_type] => utility [patent_app_number] => 18/465334 [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] => 13417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18465334 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465334
RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR Sep 11, 2023 Pending
Array ( [id] => 18879225 [patent_doc_number] => 20240002594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR [patent_app_type] => utility [patent_app_number] => 18/465334 [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] => 13417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18465334 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465334
RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR Sep 11, 2023 Pending
Array ( [id] => 18879225 [patent_doc_number] => 20240002594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR [patent_app_type] => utility [patent_app_number] => 18/465334 [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] => 13417 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 18465334 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/465334
RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR Sep 11, 2023 Pending
Array ( [id] => 19770080 [patent_doc_number] => 20250051506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => CLOSED-LOOP THERMOSET POLYMERS WITH IMPROVED PROCESSIBILITY AND TUNABLE DEGRADATION [patent_app_type] => utility [patent_app_number] => 18/232229 [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] => 12630 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18232229 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/232229
Closed-loop thermoset polymers with improved processibility and tunable degradation Aug 8, 2023 Issued
Array ( [id] => 18808725 [patent_doc_number] => 20230383059 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => ARAMID POLYMERIZATION METHOD USING CARBON DIOXIDE AS SOLVENT [patent_app_type] => utility [patent_app_number] => 18/365951 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7453 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365951 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365951
Aramid polymerization method using carbon dioxide as solvent Aug 3, 2023 Issued
Array ( [id] => 18808725 [patent_doc_number] => 20230383059 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => ARAMID POLYMERIZATION METHOD USING CARBON DIOXIDE AS SOLVENT [patent_app_type] => utility [patent_app_number] => 18/365951 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7453 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365951 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365951
Aramid polymerization method using carbon dioxide as solvent Aug 3, 2023 Issued
Array ( [id] => 20164992 [patent_doc_number] => 20250257038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => PROCESS FOR THE RECOVERY OF EPSILON-CAPROLACTAM AND POLYETHER POLYURETHANE FROM NYLON 6 AND POLYETHER POLYURETHANE COMPRISING MATERIALS [patent_app_type] => utility [patent_app_number] => 18/992440 [patent_app_country] => US [patent_app_date] => 2023-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26486 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 558 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18992440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/992440
PROCESS FOR THE RECOVERY OF EPSILON-CAPROLACTAM AND POLYETHER POLYURETHANE FROM NYLON 6 AND POLYETHER POLYURETHANE COMPRISING MATERIALS Jul 10, 2023 Pending
Array ( [id] => 20164992 [patent_doc_number] => 20250257038 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => PROCESS FOR THE RECOVERY OF EPSILON-CAPROLACTAM AND POLYETHER POLYURETHANE FROM NYLON 6 AND POLYETHER POLYURETHANE COMPRISING MATERIALS [patent_app_type] => utility [patent_app_number] => 18/992440 [patent_app_country] => US [patent_app_date] => 2023-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 26486 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 558 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18992440 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/992440
PROCESS FOR THE RECOVERY OF EPSILON-CAPROLACTAM AND POLYETHER POLYURETHANE FROM NYLON 6 AND POLYETHER POLYURETHANE COMPRISING MATERIALS Jul 10, 2023 Pending
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