Search

Karen Cheng

Examiner (ID: 482, Phone: (571)270-7381 , Office: P/1626 )

Most Active Art Unit
1626
Art Unit(s)
1621, 1623, 1626, 1622
Total Applications
1027
Issued Applications
720
Pending Applications
94
Abandoned Applications
236

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19770151 [patent_doc_number] => 20250051577 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-13 [patent_title] => SULFORHODAMINE PHOSPHORAMIDITE DYES [patent_app_type] => utility [patent_app_number] => 18/808689 [patent_app_country] => US [patent_app_date] => 2024-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18977 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18808689 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/808689
SULFORHODAMINE PHOSPHORAMIDITE DYES Aug 18, 2024 Pending
Array ( [id] => 19586338 [patent_doc_number] => 20240383895 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => CHEMICAL COMPOUNDS [patent_app_type] => utility [patent_app_number] => 18/775391 [patent_app_country] => US [patent_app_date] => 2024-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 68522 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18775391 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/775391
CHEMICAL COMPOUNDS Jul 16, 2024 Pending
Array ( [id] => 19752876 [patent_doc_number] => 20250041441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => NANOMATERIALS [patent_app_type] => utility [patent_app_number] => 18/751931 [patent_app_country] => US [patent_app_date] => 2024-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 59421 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18751931 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/751931
NANOMATERIALS Jun 23, 2024 Pending
Array ( [id] => 20402371 [patent_doc_number] => 12492341 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-09 [patent_title] => Heteroaryl-thio-substituted pyrones [patent_app_type] => utility [patent_app_number] => 18/741022 [patent_app_country] => US [patent_app_date] => 2024-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3943 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18741022 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/741022
Heteroaryl-thio-substituted pyrones Jun 11, 2024 Issued
Array ( [id] => 19528121 [patent_doc_number] => 20240352023 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => IMIDAZOPYRIMIDINE AND IMIDAZOTRIAZINE DERIVATIVE, AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME [patent_app_type] => utility [patent_app_number] => 18/734144 [patent_app_country] => US [patent_app_date] => 2024-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20526 [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] => 18734144 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/734144
IMIDAZOPYRIMIDINE AND IMIDAZOTRIAZINE DERIVATIVE, AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME Jun 4, 2024 Abandoned
Array ( [id] => 19571807 [patent_doc_number] => 20240376099 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => COMPOUNDS AND COMPOSITIONS AS INHIBITORS OF ENDOSOMAL TOLL-LIKE RECEPTORS [patent_app_type] => utility [patent_app_number] => 18/678198 [patent_app_country] => US [patent_app_date] => 2024-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 41467 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 378 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18678198 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/678198
COMPOUNDS AND COMPOSITIONS AS INHIBITORS OF ENDOSOMAL TOLL-LIKE RECEPTORS May 29, 2024 Abandoned
Array ( [id] => 19586342 [patent_doc_number] => 20240383899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => MODIFIED CARBAPENEM ANTIBIOTICS WITH IMPROVED ACTIVITY AGAINST KPC CARBAPENEMASE-PRODUCING ENTEROBACTERALES [patent_app_type] => utility [patent_app_number] => 18/659427 [patent_app_country] => US [patent_app_date] => 2024-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8113 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 11 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18659427 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/659427
MODIFIED CARBAPENEM ANTIBIOTICS WITH IMPROVED ACTIVITY AGAINST KPC CARBAPENEMASE-PRODUCING ENTEROBACTERALES May 8, 2024 Pending
Array ( [id] => 19389304 [patent_doc_number] => 20240279174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => ANTIBIOTICS COMPRISING LPXH-TARGETING COMPOUNDS AND METHODS OF MAKING AND USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/626187 [patent_app_country] => US [patent_app_date] => 2024-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13740 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18626187 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/626187
ANTIBIOTICS COMPRISING LPXH-TARGETING COMPOUNDS AND METHODS OF MAKING AND USING THE SAME Apr 2, 2024 Pending
Array ( [id] => 19281538 [patent_doc_number] => 20240218012 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => CRYSTALLINE FORMS OF A NEUROACTIVE STEROID [patent_app_type] => utility [patent_app_number] => 18/597990 [patent_app_country] => US [patent_app_date] => 2024-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23326 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [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] => 18597990 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/597990
Crystalline forms of a neuroactive steroid Mar 6, 2024 Issued
Array ( [id] => 20201528 [patent_doc_number] => 12404297 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Salts and crystal forms of GABA- [patent_app_type] => utility [patent_app_number] => 18/529117 [patent_app_country] => US [patent_app_date] => 2023-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 125 [patent_figures_cnt] => 125 [patent_no_of_words] => 40133 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18529117 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/529117
Salts and crystal forms of GABA- Dec 4, 2023 Issued
Array ( [id] => 19180233 [patent_doc_number] => 11986809 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-21 [patent_title] => 4,4-divinylazoarylene-bridged diruthenium complex bearing Ru(CO)Cl(PiPr3)2 as an inorganic catalyst [patent_app_type] => utility [patent_app_number] => 18/389393 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3643 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 12 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389393 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389393
4,4-divinylazoarylene-bridged diruthenium complex bearing Ru(CO)Cl(PiPr3)2 as an inorganic catalyst Nov 13, 2023 Issued
Array ( [id] => 19164995 [patent_doc_number] => 11980877 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-14 [patent_title] => 4,4'-divinylazobenzene-bridged diruthenium complex bearing Ru(CO)Cl(P [patent_app_type] => utility [patent_app_number] => 18/389129 [patent_app_country] => US [patent_app_date] => 2023-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4270 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 13 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389129 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389129
4,4'-divinylazobenzene-bridged diruthenium complex bearing Ru(CO)Cl(P Nov 12, 2023 Issued
Array ( [id] => 19140438 [patent_doc_number] => 20240139221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => TREATMENT OF HPV-INDUCED NEOPLASIA [patent_app_type] => utility [patent_app_number] => 18/385778 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 53260 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -25 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385778 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385778
TREATMENT OF HPV-INDUCED NEOPLASIA Oct 30, 2023 Abandoned
Array ( [id] => 19186360 [patent_doc_number] => 20240165273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-23 [patent_title] => SELF-ASSEMBLING MOLECULES ENABLING HIGH PERFORMANCE IN VIVO IMAGING IN THE SECOND NEAR INFRARED (NIR-II) WINDOW [patent_app_type] => utility [patent_app_number] => 18/385855 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11365 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385855 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385855
SELF-ASSEMBLING MOLECULES ENABLING HIGH PERFORMANCE IN VIVO IMAGING IN THE SECOND NEAR INFRARED (NIR-II) WINDOW Oct 30, 2023 Pending
Array ( [id] => 19043510 [patent_doc_number] => 11932594 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-19 [patent_title] => 8-((2-hydroxy-5-methylphenyl)diazenyl)naphthalene-1,3-disulfonic acid as an antioxidant compound [patent_app_type] => utility [patent_app_number] => 18/385853 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3841 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385853 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385853
8-((2-hydroxy-5-methylphenyl)diazenyl)naphthalene-1,3-disulfonic acid as an antioxidant compound Oct 30, 2023 Issued
Array ( [id] => 19157674 [patent_doc_number] => 20240150381 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => COMPOSITIONS AND DOSAGE FORMS FOR TREATMENT OF HPV INFECTION AND HPV-INDUCED NEOPLASIA [patent_app_type] => utility [patent_app_number] => 18/385766 [patent_app_country] => US [patent_app_date] => 2023-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 53252 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 7 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385766 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385766
Compositions and dosage forms for treatment of HPV infection and HPV-induced neoplasia Oct 30, 2023 Issued
Array ( [id] => 19135510 [patent_doc_number] => 11970440 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-30 [patent_title] => 8-(3-chlorobenzylideneamino)naphthalene-1,3-disulfonic acid as an antioxidant compound [patent_app_type] => utility [patent_app_number] => 18/385216 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3730 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385216 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385216
8-(3-chlorobenzylideneamino)naphthalene-1,3-disulfonic acid as an antioxidant compound Oct 29, 2023 Issued
Array ( [id] => 19135509 [patent_doc_number] => 11970439 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-04-30 [patent_title] => 8-(4-chlorobenzylideneamino)naphthalene-1,3-disulfonic acid as an antioxidant compound [patent_app_type] => utility [patent_app_number] => 18/385147 [patent_app_country] => US [patent_app_date] => 2023-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3736 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18385147 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/385147
8-(4-chlorobenzylideneamino)naphthalene-1,3-disulfonic acid as an antioxidant compound Oct 29, 2023 Issued
Array ( [id] => 18980099 [patent_doc_number] => 11905259 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-02-20 [patent_title] => 2-(benzo[d]oxazol-2-yl)-N'-(4-(dimethylamino)benzoyloxy)acetimidamide as an antimicrobial compound [patent_app_type] => utility [patent_app_number] => 18/382915 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4025 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 8 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18382915 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382915
2-(benzo[d]oxazol-2-yl)-N'-(4-(dimethylamino)benzoyloxy)acetimidamide as an antimicrobial compound Oct 22, 2023 Issued
Array ( [id] => 19097662 [patent_doc_number] => 20240116890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => LARGE SCALE SYNTHESIS OF CANNABINOL [patent_app_type] => utility [patent_app_number] => 18/476926 [patent_app_country] => US [patent_app_date] => 2023-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476926 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476926
LARGE SCALE SYNTHESIS OF CANNABINOL Sep 27, 2023 Pending
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