Search

Thane E. Underdahl

Examiner (ID: 2823, Phone: (303)297-4299 , Office: P/1657 )

Most Active Art Unit
1657
Art Unit(s)
1657, 1651, 1699
Total Applications
919
Issued Applications
425
Pending Applications
129
Abandoned Applications
385

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20350743 [patent_doc_number] => 20250347595 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-11-13 [patent_title] => METHOD, APPARATUS AND SYSTEM FOR THE FOR COLLECTION AND QUANTIFICATION OF MYCOTOXINS WITHIN THE BUILT ENVIRONMENT [patent_app_type] => utility [patent_app_number] => 17/773156 [patent_app_country] => US [patent_app_date] => 2020-10-27 [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] => -15 [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] => 17773156 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/773156
METHOD, APPARATUS AND SYSTEM FOR THE FOR COLLECTION AND QUANTIFICATION OF MYCOTOXINS WITHIN THE BUILT ENVIRONMENT Oct 26, 2020 Pending
Array ( [id] => 17983769 [patent_doc_number] => 20220349805 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => METHOD AND APPARATUS FOR DETECTING COMPOSITION OF AIRBORNE PARTICLES [patent_app_type] => utility [patent_app_number] => 17/778130 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10723 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17778130 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/778130
METHOD AND APPARATUS FOR DETECTING COMPOSITION OF AIRBORNE PARTICLES Oct 25, 2020 Issued
Array ( [id] => 18261460 [patent_doc_number] => 11609158 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Pipeline sampling scraper to sample hydrocarbon deposits while traveling in pipelines [patent_app_type] => utility [patent_app_number] => 17/017204 [patent_app_country] => US [patent_app_date] => 2020-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8276 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 301 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17017204 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/017204
Pipeline sampling scraper to sample hydrocarbon deposits while traveling in pipelines Sep 9, 2020 Issued
Array ( [id] => 20439598 [patent_doc_number] => 12510431 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Traction or friction measurement apparatus and method of calibration [patent_app_type] => utility [patent_app_number] => 17/627748 [patent_app_country] => US [patent_app_date] => 2020-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 518 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17627748 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/627748
Traction or friction measurement apparatus and method of calibration Aug 29, 2020 Issued
Array ( [id] => 16674522 [patent_doc_number] => 20210063285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => Cryogenic Liquid Composite Sampling Systems and Methods [patent_app_type] => utility [patent_app_number] => 16/928133 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4820 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928133 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928133
Cryogenic liquid composite sampling systems and methods Jul 13, 2020 Issued
Array ( [id] => 17705874 [patent_doc_number] => 20220205880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-30 [patent_title] => HYDROCARBON GENERATION PYROLYSIS SIMULATION EXPERIMENTAL DEVICE FOR CENTRIFUGAL CONTINUOUS GAS SAMPLING OF HYDROCARBON SOURCE ROCK [patent_app_type] => utility [patent_app_number] => 17/423851 [patent_app_country] => US [patent_app_date] => 2020-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2241 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17423851 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/423851
Hydrocarbon generation pyrolysis simulation experimental device for centrifugal continuous gas sampling of hydrocarbon source rock Jul 8, 2020 Issued
Array ( [id] => 16329421 [patent_doc_number] => 20200300387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-24 [patent_title] => Fluid Sampling Device [patent_app_type] => utility [patent_app_number] => 16/893260 [patent_app_country] => US [patent_app_date] => 2020-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5577 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16893260 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/893260
Fluid Sampling Device Jun 3, 2020 Abandoned
Array ( [id] => 19810495 [patent_doc_number] => 12241878 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Gas detector test and calibration method and apparatus [patent_app_type] => utility [patent_app_number] => 15/734224 [patent_app_country] => US [patent_app_date] => 2020-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 8458 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15734224 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/734224
Gas detector test and calibration method and apparatus May 12, 2020 Issued
Array ( [id] => 19474912 [patent_doc_number] => 12104991 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Particle concentrator [patent_app_type] => utility [patent_app_number] => 16/860826 [patent_app_country] => US [patent_app_date] => 2020-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 31 [patent_no_of_words] => 18841 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16860826 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/860826
Particle concentrator Apr 27, 2020 Issued
Array ( [id] => 17777797 [patent_doc_number] => 20220244146 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => A HUMIDITY DETECTION EQUIPMENT OF A STRIP [patent_app_type] => utility [patent_app_number] => 17/612788 [patent_app_country] => US [patent_app_date] => 2020-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3182 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 17612788 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/612788
A HUMIDITY DETECTION EQUIPMENT OF A STRIP Apr 16, 2020 Pending
Array ( [id] => 16075531 [patent_doc_number] => 20200191752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-06-18 [patent_title] => Ultrasonic Inspection System Employing Spectral and Time Domain Processing of Ultrasonic Signal [patent_app_type] => utility [patent_app_number] => 16/796351 [patent_app_country] => US [patent_app_date] => 2020-02-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16796351 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/796351
Ultrasonic Inspection System Employing Spectral and Time Domain Processing of Ultrasonic Signal Feb 19, 2020 Abandoned
Array ( [id] => 19474992 [patent_doc_number] => 12105071 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-01 [patent_title] => Multi-element, ultra-low SWaP chemical pre-concentrator [patent_app_type] => utility [patent_app_number] => 16/719122 [patent_app_country] => US [patent_app_date] => 2019-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4380 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16719122 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/719122
Multi-element, ultra-low SWaP chemical pre-concentrator Dec 17, 2019 Issued
Array ( [id] => 19949332 [patent_doc_number] => 12320692 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Fill-level measuring device [patent_app_type] => utility [patent_app_number] => 17/415069 [patent_app_country] => US [patent_app_date] => 2019-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17415069 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/415069
Fill-level measuring device Nov 20, 2019 Issued
Array ( [id] => 17400792 [patent_doc_number] => 20220042882 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => SUBSTRATE ANALYZING METHOD AND SUBSTRATE ANALYZING DEVICE [patent_app_type] => utility [patent_app_number] => 17/415191 [patent_app_country] => US [patent_app_date] => 2019-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4292 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17415191 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/415191
Substrate analysis method and substrate analyzer Nov 5, 2019 Issued
Array ( [id] => 17770385 [patent_doc_number] => 11402319 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-02 [patent_title] => Testing platform with floating cylinder for high-pressure and high-speed reciprocating sealing experiment [patent_app_type] => utility [patent_app_number] => 17/284735 [patent_app_country] => US [patent_app_date] => 2019-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2409 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 484 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17284735 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/284735
Testing platform with floating cylinder for high-pressure and high-speed reciprocating sealing experiment Oct 25, 2019 Issued
Array ( [id] => 16670830 [patent_doc_number] => 20210059593 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => METHOD AND SYSTEM FOR DETECTING AND QUANTIFYING CHEMICAL SPECIES IN A SAMPLE USING ANIMAL DETECTION [patent_app_type] => utility [patent_app_number] => 16/555830 [patent_app_country] => US [patent_app_date] => 2019-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1769 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16555830 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/555830
METHOD AND SYSTEM FOR DETECTING AND QUANTIFYING CHEMICAL SPECIES IN A SAMPLE USING ANIMAL DETECTION Aug 28, 2019 Abandoned
Array ( [id] => 18527040 [patent_doc_number] => 11714030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Modular system for upstream wastewater sampling [patent_app_type] => utility [patent_app_number] => 16/528465 [patent_app_country] => US [patent_app_date] => 2019-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 13534 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16528465 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/528465
Modular system for upstream wastewater sampling Jul 30, 2019 Issued
Array ( [id] => 16114205 [patent_doc_number] => 20200209125 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => FRACTIONATION GAS SAMPLING DEVICE [patent_app_type] => utility [patent_app_number] => 16/509084 [patent_app_country] => US [patent_app_date] => 2019-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3087 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16509084 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/509084
FRACTIONATION GAS SAMPLING DEVICE Jul 10, 2019 Abandoned
Array ( [id] => 17008415 [patent_doc_number] => 20210239576 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => DETECTOR FOR DETECTING A COMPLEX STATE OF AN OBJECT, ELECTRONIC EAR AND DETECTING METHOD [patent_app_type] => utility [patent_app_number] => 17/049904 [patent_app_country] => US [patent_app_date] => 2019-04-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10336 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17049904 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/049904
DETECTOR FOR DETECTING A COMPLEX STATE OF AN OBJECT, ELECTRONIC EAR AND DETECTING METHOD Apr 24, 2019 Pending
Array ( [id] => 14718129 [patent_doc_number] => 20190250128 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-15 [patent_title] => Variable Radius Inspection Using Sweeping Linear Array [patent_app_type] => utility [patent_app_number] => 16/389698 [patent_app_country] => US [patent_app_date] => 2019-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8757 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16389698 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/389698
Variable Radius Inspection Using Sweeping Linear Array Apr 18, 2019 Abandoned
Menu