Search

Gary L. Welch

Supervisory Patent Examiner (ID: 4739, Phone: (571)272-4996 , Office: P/4100 )

Most Active Art Unit
3765
Art Unit(s)
3765, OPT, 1732, 3741
Total Applications
811
Issued Applications
665
Pending Applications
55
Abandoned Applications
91

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19197526 [patent_doc_number] => 11994758 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-28 [patent_title] => Active photonic devices with enhanced pockels effect via isotope substitution [patent_app_type] => utility [patent_app_number] => 18/142419 [patent_app_country] => US [patent_app_date] => 2023-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 8706 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18142419 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/142419
Active photonic devices with enhanced pockels effect via isotope substitution May 1, 2023 Issued
Array ( [id] => 19099357 [patent_doc_number] => 20240118585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => Optical Sources [patent_app_type] => utility [patent_app_number] => 18/310239 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19836 [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] => 18310239 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/310239
Optical Sources Apr 30, 2023 Pending
Array ( [id] => 19099357 [patent_doc_number] => 20240118585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => Optical Sources [patent_app_type] => utility [patent_app_number] => 18/310239 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 19836 [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] => 18310239 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/310239
Optical Sources Apr 30, 2023 Pending
Array ( [id] => 18812365 [patent_doc_number] => 20230386702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => DYNAMIC CABLES WITH THERMOPLASTIC SHEATH REINFORCED BY WOUND FIBRES [patent_app_type] => utility [patent_app_number] => 18/141366 [patent_app_country] => US [patent_app_date] => 2023-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5518 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141366 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141366
DYNAMIC CABLES WITH THERMOPLASTIC SHEATH REINFORCED BY WOUND FIBRES Apr 28, 2023 Pending
Array ( [id] => 20303727 [patent_doc_number] => 12449713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Low frequency wave generation via optical frequency division [patent_app_type] => utility [patent_app_number] => 18/309572 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 42 [patent_no_of_words] => 13006 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309572 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309572
Low frequency wave generation via optical frequency division Apr 27, 2023 Issued
Array ( [id] => 20303727 [patent_doc_number] => 12449713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Low frequency wave generation via optical frequency division [patent_app_type] => utility [patent_app_number] => 18/309572 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 42 [patent_no_of_words] => 13006 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18309572 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/309572
Low frequency wave generation via optical frequency division Apr 27, 2023 Issued
Array ( [id] => 18584287 [patent_doc_number] => 20230266550 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Optical Fiber Distribution Systems and Components [patent_app_type] => utility [patent_app_number] => 18/308943 [patent_app_country] => US [patent_app_date] => 2023-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7577 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18308943 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/308943
Optical fiber distribution systems and components Apr 27, 2023 Issued
Array ( [id] => 18568567 [patent_doc_number] => 20230258903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => Sealed Optical Fiber Terminal [patent_app_type] => utility [patent_app_number] => 18/307249 [patent_app_country] => US [patent_app_date] => 2023-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5399 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18307249 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/307249
Sealed optical fiber terminal Apr 25, 2023 Issued
Array ( [id] => 18904273 [patent_doc_number] => 20240019758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => PHOTONIC CIRCUITRY HAVING MULTIPLE OPTICAL RESONATORS [patent_app_type] => utility [patent_app_number] => 18/305785 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13104 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18305785 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/305785
PHOTONIC CIRCUITRY HAVING MULTIPLE OPTICAL RESONATORS Apr 23, 2023 Pending
Array ( [id] => 18904273 [patent_doc_number] => 20240019758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-18 [patent_title] => PHOTONIC CIRCUITRY HAVING MULTIPLE OPTICAL RESONATORS [patent_app_type] => utility [patent_app_number] => 18/305785 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13104 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18305785 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/305785
PHOTONIC CIRCUITRY HAVING MULTIPLE OPTICAL RESONATORS Apr 23, 2023 Pending
Array ( [id] => 18880895 [patent_doc_number] => 20240004264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Optical Ring Resonators [patent_app_type] => utility [patent_app_number] => 18/305748 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10382 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18305748 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/305748
Optical Ring Resonators Apr 23, 2023 Pending
Array ( [id] => 18880895 [patent_doc_number] => 20240004264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-01-04 [patent_title] => Optical Ring Resonators [patent_app_type] => utility [patent_app_number] => 18/305748 [patent_app_country] => US [patent_app_date] => 2023-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10382 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18305748 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/305748
Optical Ring Resonators Apr 23, 2023 Pending
Array ( [id] => 18710684 [patent_doc_number] => 20230333310 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => HOLOGRAPHIC SUPERIMPOSITION OF REAL WORLD PLENOPTIC OPACITY MODULATION THROUGH TRANSPARENT WAVEGUIDE ARRAYS FOR LIGHT FIELD, VIRTUAL AND AUGMENTED REALITY [patent_app_type] => utility [patent_app_number] => 18/137586 [patent_app_country] => US [patent_app_date] => 2023-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16615 [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] => 18137586 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/137586
HOLOGRAPHIC SUPERIMPOSITION OF REAL WORLD PLENOPTIC OPACITY MODULATION THROUGH TRANSPARENT WAVEGUIDE ARRAYS FOR LIGHT FIELD, VIRTUAL AND AUGMENTED REALITY Apr 20, 2023 Pending
Array ( [id] => 18949387 [patent_doc_number] => 11892677 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => Method of fabrication of compound light-guide optical elements [patent_app_type] => utility [patent_app_number] => 18/135162 [patent_app_country] => US [patent_app_date] => 2023-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 34 [patent_no_of_words] => 3380 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18135162 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/135162
Method of fabrication of compound light-guide optical elements Apr 15, 2023 Issued
Array ( [id] => 18586441 [patent_doc_number] => 20230268706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => BROADBAND LIGHT SOURCE DEVICE AND METHOD OF CREATING BROADBAND LIGHT PULSES [patent_app_type] => utility [patent_app_number] => 18/133597 [patent_app_country] => US [patent_app_date] => 2023-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7481 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18133597 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/133597
Broadband light source device and method of creating broadband light pulses Apr 11, 2023 Issued
Array ( [id] => 18710705 [patent_doc_number] => 20230333331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => FIBER ALIGNMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/130957 [patent_app_country] => US [patent_app_date] => 2023-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18130957 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/130957
FIBER ALIGNMENT SYSTEM Apr 4, 2023 Pending
Array ( [id] => 18710705 [patent_doc_number] => 20230333331 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-19 [patent_title] => FIBER ALIGNMENT SYSTEM [patent_app_type] => utility [patent_app_number] => 18/130957 [patent_app_country] => US [patent_app_date] => 2023-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7138 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18130957 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/130957
FIBER ALIGNMENT SYSTEM Apr 4, 2023 Pending
Array ( [id] => 18734369 [patent_doc_number] => 11803098 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => High-brightness quantum source based on multi-wavelength combination via arrayed Type-0 ppKTP crystal and method of generating entangled photon pairs [patent_app_type] => utility [patent_app_number] => 18/129967 [patent_app_country] => US [patent_app_date] => 2023-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 6803 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18129967 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/129967
High-brightness quantum source based on multi-wavelength combination via arrayed Type-0 ppKTP crystal and method of generating entangled photon pairs Apr 2, 2023 Issued
Array ( [id] => 20130321 [patent_doc_number] => 12372628 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-29 [patent_title] => Sine-cosine optical frequency detection devices for photonics integrated circuits and applications in lidar and other distributed optical sensing [patent_app_type] => utility [patent_app_number] => 18/130372 [patent_app_country] => US [patent_app_date] => 2023-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 24 [patent_figures_cnt] => 28 [patent_no_of_words] => 12173 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18130372 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/130372
Sine-cosine optical frequency detection devices for photonics integrated circuits and applications in lidar and other distributed optical sensing Apr 2, 2023 Issued
Array ( [id] => 18533981 [patent_doc_number] => 20230239058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-27 [patent_title] => SYSTEM AND METHOD FOR CRYOGENIC OPTOELECTRONIC DATA LINK [patent_app_type] => utility [patent_app_number] => 18/130083 [patent_app_country] => US [patent_app_date] => 2023-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7836 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18130083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/130083
System and method for cryogenic optoelectronic data link Apr 2, 2023 Issued
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