Search

Prem C. Singh

Supervisory Patent Examiner (ID: 2464, Phone: (571)272-6381 , Office: P/1771 )

Most Active Art Unit
1797
Art Unit(s)
1797, 1764, 1771
Total Applications
603
Issued Applications
334
Pending Applications
47
Abandoned Applications
223

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19526792 [patent_doc_number] => 20240350694 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => OZONE TREATMENT FOR CONDITIONED SPACES [patent_app_type] => utility [patent_app_number] => 18/642113 [patent_app_country] => US [patent_app_date] => 2024-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 18642113 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/642113
OZONE TREATMENT FOR CONDITIONED SPACES Apr 21, 2024 Pending
Array ( [id] => 19402312 [patent_doc_number] => 20240285823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => STERILIZATION SYSTEM AND METHOD USING IONIZED HYDROGEN PEROXIDE [patent_app_type] => utility [patent_app_number] => 18/586983 [patent_app_country] => US [patent_app_date] => 2024-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 271 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18586983 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/586983
STERILIZATION SYSTEM AND METHOD USING IONIZED HYDROGEN PEROXIDE Feb 25, 2024 Pending
Array ( [id] => 20120540 [patent_doc_number] => 20250235571 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => AROMA AND LIGHTING EMITTING SYSTEM [patent_app_type] => utility [patent_app_number] => 18/418965 [patent_app_country] => US [patent_app_date] => 2024-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18418965 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/418965
AROMA AND LIGHTING EMITTING SYSTEM Jan 21, 2024 Pending
Array ( [id] => 19171032 [patent_doc_number] => 20240157006 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => ACTIVE OXYGEN SUPPLY DEVICE AND METHOD FOR TREATMENT WITH ACTIVE OXYGEN [patent_app_type] => utility [patent_app_number] => 18/417261 [patent_app_country] => US [patent_app_date] => 2024-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12480 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18417261 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/417261
ACTIVE OXYGEN SUPPLY DEVICE AND METHOD FOR TREATMENT WITH ACTIVE OXYGEN Jan 18, 2024 Pending
Array ( [id] => 19379585 [patent_doc_number] => 20240269455 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-15 [patent_title] => FILTRATION DEVICE AND PACKAGING CONFIGURED FOR STERILIZATION [patent_app_type] => utility [patent_app_number] => 18/411879 [patent_app_country] => US [patent_app_date] => 2024-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20153 [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] => 18411879 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/411879
FILTRATION DEVICE AND PACKAGING CONFIGURED FOR STERILIZATION Jan 11, 2024 Pending
Array ( [id] => 19156216 [patent_doc_number] => 20240148923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => STERILIZATION DEVICE [patent_app_type] => utility [patent_app_number] => 18/410976 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18410976 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/410976
STERILIZATION DEVICE Jan 10, 2024 Pending
Array ( [id] => 19246950 [patent_doc_number] => 20240197934 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => ANTIMICROBIAL SURFACE BASED ON ELECTRIC FIELD TREATMENT [patent_app_type] => utility [patent_app_number] => 18/540223 [patent_app_country] => US [patent_app_date] => 2023-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5699 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18540223 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/540223
ANTIMICROBIAL SURFACE BASED ON ELECTRIC FIELD TREATMENT Dec 13, 2023 Pending
Array ( [id] => 19065788 [patent_doc_number] => 20240100214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => SOLID ARTICLE FOR SUSTAINED DELIVERY OF VOLATILE MATERIALS IN INTERIOR SPACE [patent_app_type] => utility [patent_app_number] => 18/536468 [patent_app_country] => US [patent_app_date] => 2023-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18536468 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/536468
SOLID ARTICLE FOR SUSTAINED DELIVERY OF VOLATILE MATERIALS IN INTERIOR SPACE Dec 11, 2023 Pending
Array ( [id] => 20048418 [patent_doc_number] => 20250186640 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => FLUSHING SYSTEMS FOR SURGICAL INSTRUMENTS [patent_app_type] => utility [patent_app_number] => 18/531554 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18531554 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/531554
FLUSHING SYSTEMS FOR SURGICAL INSTRUMENTS Dec 5, 2023 Pending
Array ( [id] => 19344461 [patent_doc_number] => 20240253424 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-01 [patent_title] => VEHICLE FRAGRANCE SUPPLY APPARATUS [patent_app_type] => utility [patent_app_number] => 18/530214 [patent_app_country] => US [patent_app_date] => 2023-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3825 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18530214 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/530214
VEHICLE FRAGRANCE SUPPLY APPARATUS Dec 5, 2023 Pending
Array ( [id] => 19171031 [patent_doc_number] => 20240157005 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-16 [patent_title] => ODOR AND MICROBIAL MITIGATION SOLUTION [patent_app_type] => utility [patent_app_number] => 18/523821 [patent_app_country] => US [patent_app_date] => 2023-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1578 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18523821 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/523821
ODOR AND MICROBIAL MITIGATION SOLUTION Nov 28, 2023 Pending
Array ( [id] => 19998140 [patent_doc_number] => 20250136362 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => FOOD WASTE MANAGEMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/495158 [patent_app_country] => US [patent_app_date] => 2023-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4783 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18495158 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/495158
FOOD WASTE MANAGEMENT SYSTEM Oct 25, 2023 Pending
Array ( [id] => 19096521 [patent_doc_number] => 20240115748 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => SANITIZATION OF WATER TREATMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/482128 [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] => 3277 [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] => 18482128 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/482128
SANITIZATION OF WATER TREATMENT SYSTEM Oct 5, 2023 Pending
Array ( [id] => 18752132 [patent_doc_number] => 20230355350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => REPROCESSOR FOR MEDICAL EQUIPMENT AND BOTTLE [patent_app_type] => utility [patent_app_number] => 18/221972 [patent_app_country] => US [patent_app_date] => 2023-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18221972 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221972
REPROCESSOR FOR MEDICAL EQUIPMENT AND BOTTLE Jul 13, 2023 Pending
Array ( [id] => 18877616 [patent_doc_number] => 20240000985 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => INDUCTIVE HEAT STERILIZING SYSTEMS, DEVICES, AND METHODS [patent_app_type] => utility [patent_app_number] => 18/204281 [patent_app_country] => US [patent_app_date] => 2023-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20494 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18204281 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/204281
INDUCTIVE HEAT STERILIZING SYSTEMS, DEVICES, AND METHODS May 30, 2023 Pending
Array ( [id] => 19585080 [patent_doc_number] => 20240382637 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => WRITING UTENSIL SANITIZING ASSEMBLY AND METHOD [patent_app_type] => utility [patent_app_number] => 18/198831 [patent_app_country] => US [patent_app_date] => 2023-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1901 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18198831 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/198831
WRITING UTENSIL SANITIZING ASSEMBLY AND METHOD May 16, 2023 Pending
Array ( [id] => 19140572 [patent_doc_number] => 20240139366 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => MODULAR AROMATHERAPY ESSENTIAL OIL DIFFUSER [patent_app_type] => utility [patent_app_number] => 18/315016 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3078 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 409 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18315016 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/315016
Modular aromatherapy essential oil diffuser May 9, 2023 Issued
Array ( [id] => 18523075 [patent_doc_number] => 20230233730 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => DEODORIZATION TREATMENT APPARATUS AND INFORMATION COLLECTION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/130380 [patent_app_country] => US [patent_app_date] => 2023-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12412 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18130380 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/130380
DEODORIZATION TREATMENT APPARATUS AND INFORMATION COLLECTION SYSTEM Apr 2, 2023 Pending
Array ( [id] => 18523063 [patent_doc_number] => 20230233717 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => SYSTEM AND METHOD FOR SUPPRESSING MICROBES HAVING A PHOTOSENSITIVE DEFENSE MECHANISM [patent_app_type] => utility [patent_app_number] => 18/128609 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3031 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18128609 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128609
SYSTEM AND METHOD FOR SUPPRESSING MICROBES HAVING A PHOTOSENSITIVE DEFENSE MECHANISM Mar 29, 2023 Pending
Array ( [id] => 19234698 [patent_doc_number] => 20240191892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => AIR PURIFIER [patent_app_type] => utility [patent_app_number] => 18/164698 [patent_app_country] => US [patent_app_date] => 2023-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18164698 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/164698
AIR PURIFIER Feb 5, 2023 Abandoned
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