Search

Deepak R. Rao

Examiner (ID: 6931, Phone: (571)272-0672 , Office: P/1624 )

Most Active Art Unit
1624
Art Unit(s)
1611, 1624, 1202
Total Applications
3005
Issued Applications
2150
Pending Applications
168
Abandoned Applications
701

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20446134 [patent_doc_number] => 20260002853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-01-01 [patent_title] => GRINDING SIMULATION TEST DEVICE AND METHOD FOR STEEL TURNOUT RAIL OF RAIL TRANSIT [patent_app_type] => utility [patent_app_number] => 19/254045 [patent_app_country] => US [patent_app_date] => 2025-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 464 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19254045 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/254045
Grinding simulation test device and method for steel turnout rail of rail transit Jun 29, 2025 Issued
Array ( [id] => 19932940 [patent_doc_number] => 12306143 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-05-20 [patent_title] => Testing device for a current-carrying friction and wear performance of a flexible rolling friction pair [patent_app_type] => utility [patent_app_number] => 18/911209 [patent_app_country] => US [patent_app_date] => 2024-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 624 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18911209 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/911209
Testing device for a current-carrying friction and wear performance of a flexible rolling friction pair Oct 8, 2024 Issued
Array ( [id] => 20394522 [patent_doc_number] => 20250369997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-12-04 [patent_title] => AIR DATA PROBE INSPECTION TOOL [patent_app_type] => utility [patent_app_number] => 18/675895 [patent_app_country] => US [patent_app_date] => 2024-05-28 [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] => -18 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18675895 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/675895
AIR DATA PROBE INSPECTION TOOL May 27, 2024 Pending
Array ( [id] => 20008687 [patent_doc_number] => 20250146909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => ROCK SAMPLE EXTRACTION DEVICE [patent_app_type] => utility [patent_app_number] => 18/833910 [patent_app_country] => US [patent_app_date] => 2024-05-22 [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] => -7 [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] => 18833910 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/833910
Rock sample extraction device May 21, 2024 Issued
Array ( [id] => 19426080 [patent_doc_number] => 12085487 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Automatic sampling device [patent_app_type] => utility [patent_app_number] => 18/630719 [patent_app_country] => US [patent_app_date] => 2024-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 8660 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 630 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18630719 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/630719
Automatic sampling device Apr 8, 2024 Issued
Array ( [id] => 19304851 [patent_doc_number] => 20240233431 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => MAIL PROCESSING SYSTEM WITH INCREASED FIRST AND SECOND PASS SORTING SPEED [patent_app_type] => utility [patent_app_number] => 18/608656 [patent_app_country] => US [patent_app_date] => 2024-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7877 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18608656 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/608656
Mail processing system with a mail hazard screening machine Mar 17, 2024 Issued
Array ( [id] => 19632418 [patent_doc_number] => 20240410867 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-12 [patent_title] => DEVICE FOR MEASURING ODOR AND METHOD FOR MEASURING ODOR USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/543730 [patent_app_country] => US [patent_app_date] => 2023-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9723 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18543730 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/543730
DEVICE FOR MEASURING ODOR AND METHOD FOR MEASURING ODOR USING THE SAME Dec 17, 2023 Pending
Array ( [id] => 19458498 [patent_doc_number] => 12098982 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-09-24 [patent_title] => Biochemical sludge and physicochemical sludge separate sampling device for identifying attributes of sludge [patent_app_type] => utility [patent_app_number] => 18/489008 [patent_app_country] => US [patent_app_date] => 2023-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3610 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 718 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18489008 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/489008
Biochemical sludge and physicochemical sludge separate sampling device for identifying attributes of sludge Oct 17, 2023 Issued
Array ( [id] => 18676562 [patent_doc_number] => 20230314189 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => Method and Apparatus for Optical Sensing [patent_app_type] => utility [patent_app_number] => 18/209569 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17974 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18209569 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/209569
Method and Apparatus for Optical Sensing Jun 13, 2023 Pending
Array ( [id] => 18693860 [patent_doc_number] => 20230324260 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => MODULAR SYSTEM FOR UPSTREAM WASTEWATER SAMPLING [patent_app_type] => utility [patent_app_number] => 18/209831 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13555 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18209831 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/209831
MODULAR SYSTEM FOR UPSTREAM WASTEWATER SAMPLING Jun 13, 2023 Pending
Array ( [id] => 18924304 [patent_doc_number] => 20240027308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-25 [patent_title] => MEASUREMENT MODULE [patent_app_type] => utility [patent_app_number] => 18/208989 [patent_app_country] => US [patent_app_date] => 2023-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5441 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18208989 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/208989
MEASUREMENT MODULE Jun 12, 2023 Pending
Array ( [id] => 19121831 [patent_doc_number] => 11965805 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-04-23 [patent_title] => Sampling device and method for evaluating ecological risk of soil in high geological background area [patent_app_type] => utility [patent_app_number] => 18/334352 [patent_app_country] => US [patent_app_date] => 2023-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 5128 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 613 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18334352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/334352
Sampling device and method for evaluating ecological risk of soil in high geological background area Jun 12, 2023 Issued
Array ( [id] => 19898665 [patent_doc_number] => 12276581 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-15 [patent_title] => Monitoring device for mangrove soil restoration [patent_app_type] => utility [patent_app_number] => 18/107530 [patent_app_country] => US [patent_app_date] => 2023-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 418 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18107530 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/107530
Monitoring device for mangrove soil restoration Feb 8, 2023 Issued
Array ( [id] => 19362035 [patent_doc_number] => 20240264069 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => SHAFT WALL PRESSURE CORROSION TEST SYSTEM [patent_app_type] => utility [patent_app_number] => 18/693538 [patent_app_country] => US [patent_app_date] => 2022-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 18693538 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/693538
Shaft wall pressure corrosion test system Dec 18, 2022 Issued
Array ( [id] => 18324218 [patent_doc_number] => 20230122346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => AIR SAMPLING ACTUATOR AND ASSOCIATED METHOD [patent_app_type] => utility [patent_app_number] => 18/083240 [patent_app_country] => US [patent_app_date] => 2022-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6326 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18083240 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/083240
AIR SAMPLING ACTUATOR AND ASSOCIATED METHOD Dec 15, 2022 Abandoned
Array ( [id] => 19641749 [patent_doc_number] => 20240416269 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => METHOD FOR DETERMINING THE ABSOLUTE HUMIDITY AND APPARATUS FOR CARRYING OUT THE METHOD [patent_app_type] => utility [patent_app_number] => 18/714006 [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] => 4460 [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] => 18714006 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/714006
Method for determining the absolute humidity and apparatus for carrying out the method Nov 10, 2022 Issued
Array ( [id] => 18333366 [patent_doc_number] => 20230125314 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => STRAIN SENSOR ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/973264 [patent_app_country] => US [patent_app_date] => 2022-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1812 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17973264 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/973264
STRAIN SENSOR ASSEMBLY Oct 24, 2022 Pending
Array ( [id] => 19644066 [patent_doc_number] => 20240418586 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => MAGNETOSTRICTIVE TORQUE SENSOR AND METHOD FOR MANUFACTURING MAGNETOSTRICTIVE TORQUE SENSOR [patent_app_type] => utility [patent_app_number] => 18/703537 [patent_app_country] => US [patent_app_date] => 2022-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5817 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18703537 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/703537
MAGNETOSTRICTIVE TORQUE SENSOR AND METHOD FOR MANUFACTURING MAGNETOSTRICTIVE TORQUE SENSOR Oct 4, 2022 Pending
Array ( [id] => 18771965 [patent_doc_number] => 20230366786 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => HAIR COLLECTION TOOL [patent_app_type] => utility [patent_app_number] => 18/029250 [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] => 9241 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18029250 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/029250
HAIR COLLECTION TOOL Jul 27, 2022 Pending
Array ( [id] => 18022017 [patent_doc_number] => 20220373516 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => AUTOMATIC TRANSDUCER OPERATING PARAMETER SELECTION [patent_app_type] => utility [patent_app_number] => 17/860928 [patent_app_country] => US [patent_app_date] => 2022-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4634 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17860928 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/860928
AUTOMATIC TRANSDUCER OPERATING PARAMETER SELECTION Jul 7, 2022 Abandoned
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