Search

David W. Lambert

Examiner (ID: 7898, Phone: (571)272-7692 , Office: P/2636 )

Most Active Art Unit
2636
Art Unit(s)
2634, 2636
Total Applications
648
Issued Applications
497
Pending Applications
50
Abandoned Applications
119

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20442596 [patent_doc_number] => 12513439 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Path switching device, optical transmission system, and path switching method [patent_app_type] => utility [patent_app_number] => 18/484882 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 1186 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18484882 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/484882
Path switching device, optical transmission system, and path switching method Oct 10, 2023 Issued
Array ( [id] => 20442596 [patent_doc_number] => 12513439 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Path switching device, optical transmission system, and path switching method [patent_app_type] => utility [patent_app_number] => 18/484882 [patent_app_country] => US [patent_app_date] => 2023-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 13 [patent_no_of_words] => 1186 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18484882 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/484882
Path switching device, optical transmission system, and path switching method Oct 10, 2023 Issued
Array ( [id] => 19117281 [patent_doc_number] => 20240129031 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-18 [patent_title] => COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, COMMUNICATION CONTROL METHOD, AND RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 18/480816 [patent_app_country] => US [patent_app_date] => 2023-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17167 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18480816 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/480816
Communication apparatus, communication system, communication control method, and recording medium Oct 3, 2023 Issued
Array ( [id] => 19611387 [patent_doc_number] => 12160275 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-03 [patent_title] => Power delivery through an optical system [patent_app_type] => utility [patent_app_number] => 18/478343 [patent_app_country] => US [patent_app_date] => 2023-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 22 [patent_no_of_words] => 7160 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18478343 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/478343
Power delivery through an optical system Sep 28, 2023 Issued
Array ( [id] => 19199635 [patent_doc_number] => 11996892 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-05-28 [patent_title] => Communication system and method for cloud-assisted free-space optical backhaul [patent_app_type] => utility [patent_app_number] => 18/472385 [patent_app_country] => US [patent_app_date] => 2023-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 19 [patent_no_of_words] => 28896 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18472385 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/472385
Communication system and method for cloud-assisted free-space optical backhaul Sep 21, 2023 Issued
Array ( [id] => 20346570 [patent_doc_number] => 12470307 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Single cable optical data/power transmission port breakout system [patent_app_type] => utility [patent_app_number] => 18/457395 [patent_app_country] => US [patent_app_date] => 2023-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 21289 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18457395 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/457395
Single cable optical data/power transmission port breakout system Aug 28, 2023 Issued
Array ( [id] => 20360707 [patent_doc_number] => 12476716 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Single cable optical data/power transmission high availability system [patent_app_type] => utility [patent_app_number] => 18/457436 [patent_app_country] => US [patent_app_date] => 2023-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 43 [patent_no_of_words] => 23516 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 500 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18457436 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/457436
Single cable optical data/power transmission high availability system Aug 28, 2023 Issued
Array ( [id] => 18822188 [patent_doc_number] => 20230396529 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => Non-Overlapping Secured Topologies In A Distributed Network Fabric [patent_app_type] => utility [patent_app_number] => 18/236603 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 293 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18236603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/236603
Non-overlapping secured topologies in a distributed network fabric Aug 21, 2023 Issued
Array ( [id] => 19587935 [patent_doc_number] => 20240385492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-21 [patent_title] => Optical Phased Array Wavefront Sensing and Control [patent_app_type] => utility [patent_app_number] => 18/236686 [patent_app_country] => US [patent_app_date] => 2023-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15193 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18236686 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/236686
Optical phased array wavefront sensing and control Aug 21, 2023 Issued
Array ( [id] => 18991939 [patent_doc_number] => 20240063908 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => TRANSMISSION DEVICE AND SIGNAL TRANSMISSION SYSTEM [patent_app_type] => utility [patent_app_number] => 18/449833 [patent_app_country] => US [patent_app_date] => 2023-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7369 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18449833 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449833
Transmission device and signal transmission system Aug 14, 2023 Issued
Array ( [id] => 19072110 [patent_doc_number] => 20240106536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => METHOD AND APPARATUS FOR AN EQUALIZER BASED ON VITERBI ALGORITHM [patent_app_type] => utility [patent_app_number] => 18/449409 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9299 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18449409 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/449409
METHOD AND APPARATUS FOR AN EQUALIZER BASED ON VITERBI ALGORITHM Aug 13, 2023 Abandoned
Array ( [id] => 19023932 [patent_doc_number] => 20240080103 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-07 [patent_title] => Repeater with Field-Configured Fiber/Radio Frequency (RF) Mode [patent_app_type] => utility [patent_app_number] => 18/230607 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20837 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18230607 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/230607
Repeater with Field-Configured Fiber/Radio Frequency (RF) Mode Aug 3, 2023 Pending
Array ( [id] => 18797505 [patent_doc_number] => 11831352 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-28 [patent_title] => Free space optical communications using a spectrally-equalizing amplifier [patent_app_type] => utility [patent_app_number] => 18/364446 [patent_app_country] => US [patent_app_date] => 2023-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 62 [patent_figures_cnt] => 74 [patent_no_of_words] => 35981 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [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] => 18364446 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/364446
Free space optical communications using a spectrally-equalizing amplifier Aug 1, 2023 Issued
Array ( [id] => 20216644 [patent_doc_number] => 12413305 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => System and method for processing signals acquired from multiplexed optical sensors [patent_app_type] => utility [patent_app_number] => 18/226911 [patent_app_country] => US [patent_app_date] => 2023-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 0 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18226911 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/226911
System and method for processing signals acquired from multiplexed optical sensors Jul 26, 2023 Issued
Array ( [id] => 19063725 [patent_doc_number] => 11942988 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2024-03-26 [patent_title] => Reducing scintillation noise in free space optical communications [patent_app_type] => utility [patent_app_number] => 18/355398 [patent_app_country] => US [patent_app_date] => 2023-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 43 [patent_figures_cnt] => 46 [patent_no_of_words] => 20738 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18355398 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/355398
Reducing scintillation noise in free space optical communications Jul 18, 2023 Issued
Array ( [id] => 19101771 [patent_doc_number] => 20240120999 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => WIRELESS COMMUNICATION MODULES FOR STREET LAMPS [patent_app_type] => utility [patent_app_number] => 18/221639 [patent_app_country] => US [patent_app_date] => 2023-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4829 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18221639 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221639
Wireless communication modules for street lamps Jul 12, 2023 Issued
Array ( [id] => 20244772 [patent_doc_number] => 12425106 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Multi-length look-up table spherical constellation shaping [patent_app_type] => utility [patent_app_number] => 18/221798 [patent_app_country] => US [patent_app_date] => 2023-07-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 26 [patent_no_of_words] => 5427 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18221798 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/221798
Multi-length look-up table spherical constellation shaping Jul 12, 2023 Issued
Array ( [id] => 19055823 [patent_doc_number] => 20240097792 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => INTEGRATED SELF-COHERENT RECEIVING OPTICAL CHIP BASED ON ROUND-TRIP DELAY INTERFEROMETERS [patent_app_type] => utility [patent_app_number] => 18/211346 [patent_app_country] => US [patent_app_date] => 2023-06-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22816 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 1862 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18211346 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/211346
Integrated self-coherent receiving optical chip based on round-trip delay interferometers Jun 18, 2023 Issued
Array ( [id] => 20176482 [patent_doc_number] => 12395242 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-19 [patent_title] => Optical transport terminal node architecture with free space optical backplane [patent_app_type] => utility [patent_app_number] => 18/335646 [patent_app_country] => US [patent_app_date] => 2023-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 18 [patent_no_of_words] => 2419 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18335646 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/335646
Optical transport terminal node architecture with free space optical backplane Jun 14, 2023 Issued
Array ( [id] => 20147848 [patent_doc_number] => 12382203 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-08-05 [patent_title] => Optical communication apparatus and optical communication method [patent_app_type] => utility [patent_app_number] => 18/331345 [patent_app_country] => US [patent_app_date] => 2023-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 26 [patent_no_of_words] => 29317 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18331345 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331345
Optical communication apparatus and optical communication method Jun 7, 2023 Issued
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