Search

David S. Blum

Examiner (ID: 263, Phone: (571)272-1687 , Office: P/2813 )

Most Active Art Unit
2813
Art Unit(s)
2813
Total Applications
1924
Issued Applications
1781
Pending Applications
10
Abandoned Applications
143

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20743109 [patent_doc_number] => 12642992 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-06-02 [patent_title] => Patient support apparatus for a radiotherapy system [patent_app_type] => utility [patent_app_number] => 18/716852 [patent_app_country] => US [patent_app_date] => 2021-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 18 [patent_no_of_words] => 6029 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18716852 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/716852
Patient support apparatus for a radiotherapy system Dec 22, 2021 Issued
Array ( [id] => 19978162 [patent_doc_number] => 12345634 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Method and apparatus for detecting an amorphous and/or crystalline structure of phosphate and/or sulphate salts on the surface of a substrate or within a substrate [patent_app_type] => utility [patent_app_number] => 18/257379 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 28067 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18257379 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/257379
Method and apparatus for detecting an amorphous and/or crystalline structure of phosphate and/or sulphate salts on the surface of a substrate or within a substrate Dec 21, 2021 Issued
Array ( [id] => 20594780 [patent_doc_number] => 12578489 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-17 [patent_title] => Radiation dosimetry method [patent_app_type] => utility [patent_app_number] => 18/269229 [patent_app_country] => US [patent_app_date] => 2021-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 9086 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18269229 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/269229
Radiation dosimetry method Dec 21, 2021 Issued
Array ( [id] => 18988915 [patent_doc_number] => 20240060884 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => MONITORING AND CONTROL OF UNWANTED POLYMER BY-PRODUCT GENERATED IN MONOMERS PRODUCTION, STORAGE, AND HANDLING USING INFRARED SPECTROSCOPY ANALYSIS [patent_app_type] => utility [patent_app_number] => 18/270401 [patent_app_country] => US [patent_app_date] => 2021-12-21 [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] => -17 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18270401 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/270401
Monitoring and control of unwanted polymer by-product generated in monomers production, storage, and handling using infrared spectroscopy analysis Dec 20, 2021 Issued
Array ( [id] => 20164083 [patent_doc_number] => 20250256129 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-14 [patent_title] => METHOD AND APPARATUS FOR CONTROLLING RADIOTHERAPY EQUIPMENT, DEVICE, AND STORAGE MEDIUM [patent_app_type] => utility [patent_app_number] => 18/721765 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18721765 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/721765
METHOD AND APPARATUS FOR CONTROLLING RADIOTHERAPY EQUIPMENT, DEVICE, AND STORAGE MEDIUM Dec 19, 2021 Pending
Array ( [id] => 17534826 [patent_doc_number] => 20220113435 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => RADIATION DETECTOR AND RADIOGRAPHIC IMAGING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/556920 [patent_app_country] => US [patent_app_date] => 2021-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14614 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17556920 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/556920
Radiation detector and radiographic imaging apparatus Dec 19, 2021 Issued
Array ( [id] => 19209061 [patent_doc_number] => 11998090 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-06-04 [patent_title] => Watch band with markers [patent_app_type] => utility [patent_app_number] => 17/554350 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7306 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17554350 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/554350
Watch band with markers Dec 16, 2021 Issued
Array ( [id] => 20157093 [patent_doc_number] => 12383691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Gas measurement adapter [patent_app_type] => utility [patent_app_number] => 18/032748 [patent_app_country] => US [patent_app_date] => 2021-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4456 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18032748 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/032748
Gas measurement adapter Dec 16, 2021 Issued
Array ( [id] => 19146463 [patent_doc_number] => 20240145493 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => PHOTODETECTOR [patent_app_type] => utility [patent_app_number] => 18/279263 [patent_app_country] => US [patent_app_date] => 2021-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6455 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18279263 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/279263
PHOTODETECTOR Dec 8, 2021 Pending
Array ( [id] => 17483780 [patent_doc_number] => 20220091284 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => APPARATUS AND METHOD FOR PROVIDING IN-SITU RADIATION MEASUREMENTS WITHIN A DENSITY EQUIVALENT PACKAGE [patent_app_type] => utility [patent_app_number] => 17/544499 [patent_app_country] => US [patent_app_date] => 2021-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10095 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17544499 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/544499
Apparatus and method for providing in-situ radiation measurements within a density equivalent package Dec 6, 2021 Issued
Array ( [id] => 17646489 [patent_doc_number] => 20220174228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => PHONONICALLY-ENHANCED IMAGER (PEI) PIXEL [patent_app_type] => utility [patent_app_number] => 17/538506 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8610 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17538506 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538506
Phononically-enhanced imager (PEI) pixel Nov 29, 2021 Issued
Array ( [id] => 17461780 [patent_doc_number] => 20220075085 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => RADIATION IMAGING APPARATUS AND RADIATION IMAGING SYSTEM [patent_app_type] => utility [patent_app_number] => 17/525441 [patent_app_country] => US [patent_app_date] => 2021-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11041 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17525441 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/525441
Radiation imaging apparatus and radiation imaging system Nov 11, 2021 Issued
Array ( [id] => 20194659 [patent_doc_number] => 20250271369 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-28 [patent_title] => SYSTEMS AND METHODS FOR IMPROVED MATERIAL SAMPLE ANALYSIS AND QUALITY CONTROL [patent_app_type] => utility [patent_app_number] => 18/036096 [patent_app_country] => US [patent_app_date] => 2021-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4893 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18036096 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/036096
Systems and methods for improved material sample analysis and quality control Nov 10, 2021 Issued
Array ( [id] => 20159463 [patent_doc_number] => 12386084 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-12 [patent_title] => Radiation detector, and radiation detector manufacturing method [patent_app_type] => utility [patent_app_number] => 18/265731 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3395 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [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] => 18265731 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/265731
Radiation detector, and radiation detector manufacturing method Nov 7, 2021 Issued
Array ( [id] => 17432035 [patent_doc_number] => 20220059745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => Light emitting platform (LEP) with phononic structured nanowires [patent_app_type] => utility [patent_app_number] => 17/521104 [patent_app_country] => US [patent_app_date] => 2021-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6590 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17521104 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/521104
Light emitting platform (LEP) with phononic structured nanowires Nov 7, 2021 Issued
Array ( [id] => 18863496 [patent_doc_number] => 20230417932 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => FRONT-END ELECTRONIC CIRCUITRY FOR A PHOTON COUNTING APPLICATION [patent_app_type] => utility [patent_app_number] => 18/251784 [patent_app_country] => US [patent_app_date] => 2021-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5566 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18251784 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/251784
Front-end electronic circuitry for a photon counting application Nov 2, 2021 Issued
Array ( [id] => 18988911 [patent_doc_number] => 20240060880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => SPECTROSCOPIC MEASUREMENT DEVICE [patent_app_type] => utility [patent_app_number] => 18/270880 [patent_app_country] => US [patent_app_date] => 2021-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18270880 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/270880
Spectroscopic measurement device Nov 1, 2021 Issued
Array ( [id] => 17751844 [patent_doc_number] => 20220230049 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => SYSTEMS AND METHODS FOR IDENTIFYING ANOMALOUS NUCLEAR RADIOACTIVE SOURCES [patent_app_type] => utility [patent_app_number] => 17/453068 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3196 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -52 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17453068 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/453068
Systems and methods for identifying anomalous nuclear radioactive sources Oct 31, 2021 Issued
Array ( [id] => 19401287 [patent_doc_number] => 12075701 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-08-27 [patent_title] => HgCdTe metasurface-based terahertz source and detector [patent_app_type] => utility [patent_app_number] => 17/516228 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 2461 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17516228 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/516228
HgCdTe metasurface-based terahertz source and detector Oct 31, 2021 Issued
Array ( [id] => 18273445 [patent_doc_number] => 11612365 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Surgical probe and apparatus with improved graphical display [patent_app_type] => utility [patent_app_number] => 17/513980 [patent_app_country] => US [patent_app_date] => 2021-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 6752 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17513980 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/513980
Surgical probe and apparatus with improved graphical display Oct 28, 2021 Issued
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