Search

Mark D. Featherstone

Supervisory Patent Examiner (ID: 8997, Phone: (571)270-3750 , Office: P/4164 )

Most Active Art Unit
2423
Art Unit(s)
2623, 2111, 4164, 2166, 2423
Total Applications
334
Issued Applications
194
Pending Applications
15
Abandoned Applications
128

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18550327 [patent_doc_number] => 20230248326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => APPARATUS FOR DISPLAYING AIMING LIGHT IN HAND-HELD X-RAY DEVICE [patent_app_type] => utility [patent_app_number] => 18/163094 [patent_app_country] => US [patent_app_date] => 2023-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2317 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18163094 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/163094
Apparatus for displaying aiming light in hand-held x-ray device Jan 31, 2023 Issued
Array ( [id] => 19535334 [patent_doc_number] => 12127867 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Low-dose X-ray imaging system [patent_app_type] => utility [patent_app_number] => 18/099971 [patent_app_country] => US [patent_app_date] => 2023-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5463 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18099971 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/099971
Low-dose X-ray imaging system Jan 21, 2023 Issued
Array ( [id] => 20017157 [patent_doc_number] => 20250155379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => PROCESS MONITORING METHOD AND DEVICE [patent_app_type] => utility [patent_app_number] => 18/833916 [patent_app_country] => US [patent_app_date] => 2023-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18833916 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/833916
PROCESS MONITORING METHOD AND DEVICE Jan 18, 2023 Pending
Array ( [id] => 19975729 [patent_doc_number] => 12343185 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Device and method for securely holding breast on mammography imaging system [patent_app_type] => utility [patent_app_number] => 18/089873 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1173 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18089873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/089873
Device and method for securely holding breast on mammography imaging system Dec 27, 2022 Issued
Array ( [id] => 19915045 [patent_doc_number] => 12290389 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-06 [patent_title] => Distributed data collection for large field of view positron emission tomography [patent_app_type] => utility [patent_app_number] => 18/090126 [patent_app_country] => US [patent_app_date] => 2022-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 17 [patent_no_of_words] => 3437 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18090126 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/090126
Distributed data collection for large field of view positron emission tomography Dec 27, 2022 Issued
Array ( [id] => 18470527 [patent_doc_number] => 20230204812 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => Hand-Held Portable Backscatter Inspection System [patent_app_type] => utility [patent_app_number] => 18/068685 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18068685 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/068685
Hand-held portable backscatter inspection system Dec 19, 2022 Issued
Array ( [id] => 18433832 [patent_doc_number] => 20230181126 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => MOBILE CT IMAGING SYSTEM COMPRISING A MOBILE CT IMAGING MACHINE WITH AN ON-BOARD DIGITAL RADIOGRAPHY IMAGER AND/OR AN ON-BOARD ULTRASOUND IMAGER [patent_app_type] => utility [patent_app_number] => 18/080984 [patent_app_country] => US [patent_app_date] => 2022-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4645 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080984 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080984
Mobile CT imaging system comprising a mobile CT imaging machine with an on-board digital radiography imager and/or an on-board ultrasound imager Dec 13, 2022 Issued
Array ( [id] => 18295755 [patent_doc_number] => 20230105441 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-06 [patent_title] => SYSTEMS AND METHODS FOR CALIBRATING, CORRECTING AND PROCESSING IMAGES ON A RADIOGRAPHIC DETECTOR [patent_app_type] => utility [patent_app_number] => 18/064317 [patent_app_country] => US [patent_app_date] => 2022-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12859 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18064317 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/064317
SYSTEMS AND METHODS FOR CALIBRATING, CORRECTING AND PROCESSING IMAGES ON A RADIOGRAPHIC DETECTOR Dec 11, 2022 Abandoned
Array ( [id] => 18423860 [patent_doc_number] => 20230178324 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-08 [patent_title] => THREE-DIMENSIONAL BEAM FORMING X-RAY SOURCE [patent_app_type] => utility [patent_app_number] => 18/074705 [patent_app_country] => US [patent_app_date] => 2022-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9884 [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] => 18074705 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/074705
Three-dimensional beam forming X-ray source Dec 4, 2022 Issued
Array ( [id] => 19863643 [patent_doc_number] => 20250102429 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => OPTICAL MEMBER, OPTICAL ELEMENT AND METHOD FOR PRODUCING OPTICAL MEMBER [patent_app_type] => utility [patent_app_number] => 18/725845 [patent_app_country] => US [patent_app_date] => 2022-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5227 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 23 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725845 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725845
OPTICAL MEMBER, OPTICAL ELEMENT AND METHOD FOR PRODUCING OPTICAL MEMBER Dec 1, 2022 Pending
Array ( [id] => 19960082 [patent_doc_number] => 12329552 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => X-ray diagnosis apparatus [patent_app_type] => utility [patent_app_number] => 18/060324 [patent_app_country] => US [patent_app_date] => 2022-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 7919 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18060324 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/060324
X-ray diagnosis apparatus Nov 29, 2022 Issued
Array ( [id] => 19677029 [patent_doc_number] => 12188883 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => X-ray reflectometry apparatus and method thereof for measuring three dimensional nanostructures on flat substrate [patent_app_type] => utility [patent_app_number] => 17/994858 [patent_app_country] => US [patent_app_date] => 2022-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 2635 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17994858 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/994858
X-ray reflectometry apparatus and method thereof for measuring three dimensional nanostructures on flat substrate Nov 27, 2022 Issued
Array ( [id] => 19883211 [patent_doc_number] => 12268896 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-08 [patent_title] => Radiotherapy methods, systems, and workflow-oriented graphical user interfaces [patent_app_type] => utility [patent_app_number] => 17/980374 [patent_app_country] => US [patent_app_date] => 2022-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 65 [patent_figures_cnt] => 66 [patent_no_of_words] => 69374 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17980374 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/980374
Radiotherapy methods, systems, and workflow-oriented graphical user interfaces Nov 2, 2022 Issued
Array ( [id] => 19791975 [patent_doc_number] => 12232898 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Cable management system and method for C-arm imaging systems [patent_app_type] => utility [patent_app_number] => 17/977155 [patent_app_country] => US [patent_app_date] => 2022-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 5051 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17977155 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/977155
Cable management system and method for C-arm imaging systems Oct 30, 2022 Issued
Array ( [id] => 18522515 [patent_doc_number] => 20230233164 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => PCCT APPARATUS [patent_app_type] => utility [patent_app_number] => 17/964642 [patent_app_country] => US [patent_app_date] => 2022-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4223 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17964642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/964642
PCCT apparatus Oct 11, 2022 Issued
Array ( [id] => 19082114 [patent_doc_number] => 20240108915 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => VIRTUAL PORTAL IMAGE FOR TREATMENT SETUP IN A RADIATION THERAPY SYSTEM [patent_app_type] => utility [patent_app_number] => 17/958292 [patent_app_country] => US [patent_app_date] => 2022-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9311 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17958292 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/958292
Virtual portal image for treatment setup in a radiation therapy system Sep 29, 2022 Issued
Array ( [id] => 19065932 [patent_doc_number] => 20240100358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => METHOD AND APPARATUS TO OPTIMIZE A RADIATION TREATMENT PLAN USING HIERARCHICALLY-DIVERSIFIED PLANNING TEMPLATES [patent_app_type] => utility [patent_app_number] => 17/954642 [patent_app_country] => US [patent_app_date] => 2022-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5071 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17954642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/954642
Method and apparatus to optimize a radiation treatment plan using hierarchically-diversified planning templates Sep 27, 2022 Issued
Array ( [id] => 19696308 [patent_doc_number] => 20250014853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-09 [patent_title] => ELECTRIC FIELD EMISSION DEVICE [patent_app_type] => utility [patent_app_number] => 18/711014 [patent_app_country] => US [patent_app_date] => 2022-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7285 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18711014 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/711014
ELECTRIC FIELD EMISSION DEVICE Aug 31, 2022 Pending
Array ( [id] => 19904992 [patent_doc_number] => 12281993 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-22 [patent_title] => High resolution continuous rotation industrial radiography imaging processes [patent_app_type] => utility [patent_app_number] => 17/897396 [patent_app_country] => US [patent_app_date] => 2022-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5620 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 308 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17897396 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/897396
High resolution continuous rotation industrial radiography imaging processes Aug 28, 2022 Issued
Array ( [id] => 19551708 [patent_doc_number] => 12135411 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Systems and methods for confocal microscopy [patent_app_type] => utility [patent_app_number] => 17/885728 [patent_app_country] => US [patent_app_date] => 2022-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 4707 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17885728 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/885728
Systems and methods for confocal microscopy Aug 10, 2022 Issued
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