Search

Guy K. Townsend

Examiner (ID: 2271, Phone: (571)270-3689 , Office: P/3761 )

Most Active Art Unit
3781
Art Unit(s)
3781, 3761
Total Applications
890
Issued Applications
623
Pending Applications
77
Abandoned Applications
201

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20280694 [patent_doc_number] => 20250305936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-10-02 [patent_title] => METHODS FOR DETERMINING WATER CONTENT OF HYGROSCOPIC SOLVENTS [patent_app_type] => utility [patent_app_number] => 18/619277 [patent_app_country] => US [patent_app_date] => 2024-03-28 [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] => -14 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18619277 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/619277
METHODS FOR DETERMINING WATER CONTENT OF HYGROSCOPIC SOLVENTS Mar 27, 2024 Pending
Array ( [id] => 19298304 [patent_doc_number] => 20240226870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => LABORATORY ON LOCATION TEST SYSTEM FOR ACCREDITATION OF BREATHING AIR QUALITY [patent_app_type] => utility [patent_app_number] => 18/613352 [patent_app_country] => US [patent_app_date] => 2024-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 18613352 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/613352
LABORATORY ON LOCATION TEST SYSTEM FOR ACCREDITATION OF BREATHING AIR QUALITY Mar 21, 2024 Pending
Array ( [id] => 19480865 [patent_doc_number] => 20240328907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => SENSOR ELEMENT AND METHOD OF MANUFACTURING SENSOR ELEMENT [patent_app_type] => utility [patent_app_number] => 18/604553 [patent_app_country] => US [patent_app_date] => 2024-03-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6643 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18604553 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/604553
SENSOR ELEMENT AND METHOD OF MANUFACTURING SENSOR ELEMENT Mar 13, 2024 Pending
Array ( [id] => 19282737 [patent_doc_number] => 20240219213 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => SENSOR APPARATUS [patent_app_type] => utility [patent_app_number] => 18/602737 [patent_app_country] => US [patent_app_date] => 2024-03-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18602737 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/602737
Sensor apparatus Mar 11, 2024 Issued
Array ( [id] => 19266526 [patent_doc_number] => 20240210226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-27 [patent_title] => FLOW SENSOR CHIP [patent_app_type] => utility [patent_app_number] => 18/598469 [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] => 8718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18598469 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/598469
Flow sensor chip Mar 6, 2024 Issued
Array ( [id] => 19668628 [patent_doc_number] => 12181366 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-31 [patent_title] => Thermal conductivity gauge [patent_app_type] => utility [patent_app_number] => 18/583344 [patent_app_country] => US [patent_app_date] => 2024-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 25 [patent_no_of_words] => 7123 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18583344 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/583344
Thermal conductivity gauge Feb 20, 2024 Issued
Array ( [id] => 19218994 [patent_doc_number] => 20240183698 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => FLOW SENSOR SYSTEM AND METHOD FOR USING SAME [patent_app_type] => utility [patent_app_number] => 18/439309 [patent_app_country] => US [patent_app_date] => 2024-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4184 [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] => 18439309 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/439309
Flow sensor system and method for using same Feb 11, 2024 Issued
Array ( [id] => 19827182 [patent_doc_number] => 12247954 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Methods and devices for evaluating the contents of materials [patent_app_type] => utility [patent_app_number] => 18/433409 [patent_app_country] => US [patent_app_date] => 2024-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 19 [patent_no_of_words] => 46950 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18433409 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/433409
Methods and devices for evaluating the contents of materials Feb 5, 2024 Issued
Array ( [id] => 19513252 [patent_doc_number] => 20240344938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => Capture Probe [patent_app_type] => utility [patent_app_number] => 18/431570 [patent_app_country] => US [patent_app_date] => 2024-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5664 [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] => 18431570 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/431570
Capture Probe Feb 1, 2024 Abandoned
Array ( [id] => 20789383 [patent_doc_number] => 12663293 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-23 [patent_title] => Method and system for calibration of measurement device for mapping underground pipelines [patent_app_type] => utility [patent_app_number] => 18/421156 [patent_app_country] => US [patent_app_date] => 2024-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18421156 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/421156
METHOD AND SYSTEM FOR CALIBRATION OF MEASUREMENT DEVICE FOR MAPPING UNDERGROUND PIPELINES Jan 23, 2024 Pending
Array ( [id] => 19474910 [patent_doc_number] => 12104989 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-10-01 [patent_title] => Sampling device and sample storage device suitable for single molecule [patent_app_type] => utility [patent_app_number] => 18/409837 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 5263 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 283 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18409837 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/409837
Sampling device and sample storage device suitable for single molecule Jan 10, 2024 Issued
Array ( [id] => 20086292 [patent_doc_number] => 20250216228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-03 [patent_title] => SENSOR NODE AND ASSEMBLIES [patent_app_type] => utility [patent_app_number] => 18/403491 [patent_app_country] => US [patent_app_date] => 2024-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2315 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18403491 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/403491
SENSOR NODE AND ASSEMBLIES Jan 2, 2024 Pending
Array ( [id] => 19099027 [patent_doc_number] => 20240118255 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => BUFFER ASSEMBLY FOR DEVICE FOR ANALYZING NOBLE GAS ISOTOPE IN NATURAL GAS AND NOBLE GAS ISOTOPE ANALYSIS METHOD [patent_app_type] => utility [patent_app_number] => 18/389671 [patent_app_country] => US [patent_app_date] => 2023-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5102 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 514 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18389671 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/389671
Buffer assembly for device for analyzing noble gas isotope in natural gas and noble gas isotope analysis method Dec 18, 2023 Issued
Array ( [id] => 19991992 [patent_doc_number] => 20250130214 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-24 [patent_title] => ODOR MEASUREMENT APPARATUS AND METHOD [patent_app_type] => utility [patent_app_number] => 18/544688 [patent_app_country] => US [patent_app_date] => 2023-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1180 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18544688 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/544688
ODOR MEASUREMENT APPARATUS AND METHOD Dec 18, 2023 Pending
Array ( [id] => 19250247 [patent_doc_number] => 20240201235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => SENSING SYSTEM AND ELECTRICITY METER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 18/541290 [patent_app_country] => US [patent_app_date] => 2023-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7146 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18541290 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/541290
SENSING SYSTEM AND ELECTRICITY METER ASSEMBLY Dec 14, 2023 Pending
Array ( [id] => 19250151 [patent_doc_number] => 20240201139 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-20 [patent_title] => FLOW FIELD-FLOW FRACTIONATION DEVICE INCLUDING THICKNESS-TAPERED CHANNEL BLOCK [patent_app_type] => utility [patent_app_number] => 18/536448 [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] => 4195 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18536448 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/536448
FLOW FIELD-FLOW FRACTIONATION DEVICE INCLUDING THICKNESS-TAPERED CHANNEL BLOCK Dec 11, 2023 Pending
Array ( [id] => 19949324 [patent_doc_number] => 12320684 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Systems and methods for detecting events using data classification [patent_app_type] => utility [patent_app_number] => 18/534383 [patent_app_country] => US [patent_app_date] => 2023-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 40228 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18534383 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/534383
Systems and methods for detecting events using data classification Dec 7, 2023 Issued
Array ( [id] => 20623029 [patent_doc_number] => 12590530 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-31 [patent_title] => Regenerative dynamometer for use with an electrical submersible pump [patent_app_type] => utility [patent_app_number] => 18/521015 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 0 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18521015 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/521015
Regenerative dynamometer for use with an electrical submersible pump Nov 27, 2023 Issued
Array ( [id] => 20688854 [patent_doc_number] => 12618999 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-05-05 [patent_title] => Photoelectric fusion in-situ detection device and method for thermal volatile gases and thermal evolution stages of underground oil shale [patent_app_type] => utility [patent_app_number] => 18/520402 [patent_app_country] => US [patent_app_date] => 2023-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 4185 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18520402 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/520402
Photoelectric fusion in-situ detection device and method for thermal volatile gases and thermal evolution stages of underground oil shale Nov 26, 2023 Issued
Array ( [id] => 19594545 [patent_doc_number] => 12152375 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-26 [patent_title] => Non-invasive thermal dispersion flow meter with fluid leak detection and geo-fencing control [patent_app_type] => utility [patent_app_number] => 18/509176 [patent_app_country] => US [patent_app_date] => 2023-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 19 [patent_no_of_words] => 9731 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18509176 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/509176
Non-invasive thermal dispersion flow meter with fluid leak detection and geo-fencing control Nov 13, 2023 Issued
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