Search

Anthony Derrell Barfield

Examiner (ID: 12465, Phone: (571)272-6852 , Office: P/3636 )

Most Active Art Unit
3636
Art Unit(s)
3507, 3636, 3624
Total Applications
2795
Issued Applications
2223
Pending Applications
163
Abandoned Applications
430

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20636868 [patent_doc_number] => 12597756 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-07 [patent_title] => Topologic insulator surface emitting laser system [patent_app_type] => utility [patent_app_number] => 17/997064 [patent_app_country] => US [patent_app_date] => 2021-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 26 [patent_no_of_words] => 4723 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17997064 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/997064
Topologic insulator surface emitting laser system Apr 26, 2021 Issued
Array ( [id] => 17174731 [patent_doc_number] => 20210328402 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => OPTICAL PHASE LOCKED LOOPS FOR GENERATING HIGHLY-LINEAR FREQUENCY CHIRPS [patent_app_type] => utility [patent_app_number] => 17/232492 [patent_app_country] => US [patent_app_date] => 2021-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8137 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -40 [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] => 17232492 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/232492
Optical phase locked loops for generating highly-linear frequency chirps Apr 15, 2021 Issued
Array ( [id] => 19677280 [patent_doc_number] => 12189135 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-07 [patent_title] => Injection locked high-power low-noise integrated laser array [patent_app_type] => utility [patent_app_number] => 17/221585 [patent_app_country] => US [patent_app_date] => 2021-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 4906 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17221585 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/221585
Injection locked high-power low-noise integrated laser array Apr 1, 2021 Issued
Array ( [id] => 19627476 [patent_doc_number] => 12166332 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Ultra-low noise, highly stable single-mode operation, high power, Bragg grating based semiconductor laser [patent_app_type] => utility [patent_app_number] => 17/220736 [patent_app_country] => US [patent_app_date] => 2021-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 20 [patent_no_of_words] => 8315 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17220736 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/220736
Ultra-low noise, highly stable single-mode operation, high power, Bragg grating based semiconductor laser Mar 31, 2021 Issued
Array ( [id] => 19627475 [patent_doc_number] => 12166331 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Optical device including a substrate with a conductor-filled trench on a conductive core [patent_app_type] => utility [patent_app_number] => 17/301261 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 7036 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17301261 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/301261
Optical device including a substrate with a conductor-filled trench on a conductive core Mar 29, 2021 Issued
Array ( [id] => 19277687 [patent_doc_number] => 12027820 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-02 [patent_title] => Surface-emitting laser and method of manufacturing the same [patent_app_type] => utility [patent_app_number] => 17/210591 [patent_app_country] => US [patent_app_date] => 2021-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 22 [patent_no_of_words] => 8719 [patent_no_of_claims] => 18 [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] => 17210591 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/210591
Surface-emitting laser and method of manufacturing the same Mar 23, 2021 Issued
Array ( [id] => 17396222 [patent_doc_number] => 11245247 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Pulsed laser diode driver [patent_app_type] => utility [patent_app_number] => 17/301009 [patent_app_country] => US [patent_app_date] => 2021-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 51 [patent_figures_cnt] => 52 [patent_no_of_words] => 17710 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17301009 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/301009
Pulsed laser diode driver Mar 21, 2021 Issued
Array ( [id] => 18304790 [patent_doc_number] => 11626707 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-11 [patent_title] => Semiconductor laser diode [patent_app_type] => utility [patent_app_number] => 17/193951 [patent_app_country] => US [patent_app_date] => 2021-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 18 [patent_no_of_words] => 8173 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17193951 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/193951
Semiconductor laser diode Mar 4, 2021 Issued
Array ( [id] => 17071195 [patent_doc_number] => 20210273412 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => NON-C-PLANE GROUP III-NITRIDE-BASED VCSELS WITH NANOPOROUS DISTRIBUTED BRAGG REFLECTOR MIRRORS [patent_app_type] => utility [patent_app_number] => 17/185868 [patent_app_country] => US [patent_app_date] => 2021-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5561 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17185868 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/185868
Non-c-plane group III-nitride-based VCSELs with nanoporous distributed Bragg reflector mirrors Feb 24, 2021 Issued
Array ( [id] => 17100672 [patent_doc_number] => 20210288463 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-16 [patent_title] => LASER DEVICE [patent_app_type] => utility [patent_app_number] => 17/182976 [patent_app_country] => US [patent_app_date] => 2021-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5913 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17182976 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/182976
Laser device Feb 22, 2021 Issued
Array ( [id] => 18827930 [patent_doc_number] => 11843223 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-12 [patent_title] => Semiconductor light-emitting device and method for manufacturing semiconductor light-emitting device [patent_app_type] => utility [patent_app_number] => 17/179276 [patent_app_country] => US [patent_app_date] => 2021-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 31 [patent_figures_cnt] => 36 [patent_no_of_words] => 20039 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [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] => 17179276 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/179276
Semiconductor light-emitting device and method for manufacturing semiconductor light-emitting device Feb 17, 2021 Issued
Array ( [id] => 19229985 [patent_doc_number] => 12009630 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Method and system for control of laser emissions for safety [patent_app_type] => utility [patent_app_number] => 17/154847 [patent_app_country] => US [patent_app_date] => 2021-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 6220 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17154847 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/154847
Method and system for control of laser emissions for safety Jan 20, 2021 Issued
Array ( [id] => 16828313 [patent_doc_number] => 20210143606 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => Laser Package with High Precision Lens [patent_app_type] => utility [patent_app_number] => 17/152026 [patent_app_country] => US [patent_app_date] => 2021-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4809 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17152026 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/152026
Laser package with high precision lens Jan 18, 2021 Issued
Array ( [id] => 18857815 [patent_doc_number] => 11855413 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-26 [patent_title] => Vertical-cavity surface-emitting laser array with isolated cathodes and a common anode [patent_app_type] => utility [patent_app_number] => 17/135511 [patent_app_country] => US [patent_app_date] => 2020-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 7646 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17135511 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/135511
Vertical-cavity surface-emitting laser array with isolated cathodes and a common anode Dec 27, 2020 Issued
Array ( [id] => 16889489 [patent_doc_number] => 20210175686 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => Optical Member, Laser Module Including Said Optical Member, and Laser Device [patent_app_type] => utility [patent_app_number] => 17/133802 [patent_app_country] => US [patent_app_date] => 2020-12-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20502 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17133802 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/133802
Optical member, laser module including said optical member, and laser device Dec 23, 2020 Issued
Array ( [id] => 19030218 [patent_doc_number] => 11929589 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Light-emitting component [patent_app_type] => utility [patent_app_number] => 17/128175 [patent_app_country] => US [patent_app_date] => 2020-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 17 [patent_no_of_words] => 18081 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17128175 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/128175
Light-emitting component Dec 19, 2020 Issued
Array ( [id] => 18935843 [patent_doc_number] => 11888293 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Bottom-emitting emitter array with a bottom side metal layer [patent_app_type] => utility [patent_app_number] => 17/247659 [patent_app_country] => US [patent_app_date] => 2020-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4953 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17247659 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/247659
Bottom-emitting emitter array with a bottom side metal layer Dec 17, 2020 Issued
Array ( [id] => 16905516 [patent_doc_number] => 20210184432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => VERTICAL-CAVITY SURFACE-EMITTING LASER (VCSEL) WITH CASCADED ACTIVE REGION [patent_app_type] => utility [patent_app_number] => 17/247401 [patent_app_country] => US [patent_app_date] => 2020-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17247401 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/247401
Vertical-cavity surface-emitting laser (VCSEL) with cascaded active region Dec 9, 2020 Issued
Array ( [id] => 17319710 [patent_doc_number] => 20210408760 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => SEMICONDUCTOR OPTICAL DEVICE AND METHOD FOR MANUFACTURING THE SAME [patent_app_type] => utility [patent_app_number] => 17/247317 [patent_app_country] => US [patent_app_date] => 2020-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17247317 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/247317
Semiconductor optical device and method for manufacturing the same Dec 6, 2020 Issued
Array ( [id] => 18304791 [patent_doc_number] => 11626708 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-04-11 [patent_title] => Laser diodes with an etched facet and surface treatment [patent_app_type] => utility [patent_app_number] => 17/108699 [patent_app_country] => US [patent_app_date] => 2020-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 28 [patent_no_of_words] => 7192 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17108699 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/108699
Laser diodes with an etched facet and surface treatment Nov 30, 2020 Issued
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