Search

Demetra R. Smith-stewart

Examiner (ID: 2431, Phone: (571)270-3965 , Office: P/3667 )

Most Active Art Unit
3661
Art Unit(s)
3667, 2764, 2899, 3661, 2414, 2763
Total Applications
977
Issued Applications
859
Pending Applications
71
Abandoned Applications
73

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20070124 [patent_doc_number] => 20250208346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => THIN FILM LITHIUM CONTAINING MODULATOR HAVING TIGHT BENDS [patent_app_type] => utility [patent_app_number] => 19/069057 [patent_app_country] => US [patent_app_date] => 2025-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5694 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 19069057 [rel_patent_id] =>[rel_patent_doc_number] =>)
19/069057
THIN FILM LITHIUM CONTAINING MODULATOR HAVING TIGHT BENDS Mar 2, 2025 Issued
Array ( [id] => 20070227 [patent_doc_number] => 20250208449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-26 [patent_title] => MULTILAYER THIN FILM LITHIUM-CONTAINING OPTICAL DEVICES [patent_app_type] => utility [patent_app_number] => 18/991092 [patent_app_country] => US [patent_app_date] => 2024-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7244 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18991092 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/991092
Multilayer thin film lithium-containing optical devices Dec 19, 2024 Issued
Array ( [id] => 20051640 [patent_doc_number] => 20250189862 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-06-12 [patent_title] => CONTROLLED CHIRP IN OPTICAL DEVICES [patent_app_type] => utility [patent_app_number] => 18/972332 [patent_app_country] => US [patent_app_date] => 2024-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6282 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18972332 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/972332
Controlled chirp in optical devices Dec 5, 2024 Issued
Array ( [id] => 20017517 [patent_doc_number] => 20250155739 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-15 [patent_title] => THIN FILM LITHIUM-CONTAINING PHOTONICS WAFER HAVING A TRAP-RICH SUBSTRATE [patent_app_type] => utility [patent_app_number] => 18/942189 [patent_app_country] => US [patent_app_date] => 2024-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3013 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 18942189 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/942189
Thin film lithium-containing photonics wafer having a trap-rich substrate Nov 7, 2024 Issued
Array ( [id] => 20387677 [patent_doc_number] => 12487402 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Double blade dicing of lithium-containing photonics devices [patent_app_type] => utility [patent_app_number] => 18/817075 [patent_app_country] => US [patent_app_date] => 2024-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 3445 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18817075 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/817075
Double blade dicing of lithium-containing photonics devices Aug 26, 2024 Issued
Array ( [id] => 19465769 [patent_doc_number] => 20240319439 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-26 [patent_title] => PHOTONIC TOPOLOGICAL DUPLEXER BASED ON COUPLED TOPOLOGICAL WAVEGUIDES [patent_app_type] => utility [patent_app_number] => 18/674962 [patent_app_country] => US [patent_app_date] => 2024-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1921 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18674962 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/674962
PHOTONIC TOPOLOGICAL DUPLEXER BASED ON COUPLED TOPOLOGICAL WAVEGUIDES May 26, 2024 Pending
Array ( [id] => 19933279 [patent_doc_number] => 12306482 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Velocity matched electro-optic devices [patent_app_type] => utility [patent_app_number] => 18/652711 [patent_app_country] => US [patent_app_date] => 2024-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 1163 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18652711 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/652711
Velocity matched electro-optic devices Apr 30, 2024 Issued
Array ( [id] => 19962979 [patent_doc_number] => 12332476 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-17 [patent_title] => Long wavelength generation in optical fiber [patent_app_type] => utility [patent_app_number] => 18/641121 [patent_app_country] => US [patent_app_date] => 2024-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 28 [patent_no_of_words] => 14880 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18641121 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/641121
Long wavelength generation in optical fiber Apr 18, 2024 Issued
Array ( [id] => 19685683 [patent_doc_number] => 20250004228 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => OPTICAL FIBER RIBBON WITH SELECTIVE SUPERABSORBENT COATING [patent_app_type] => utility [patent_app_number] => 18/633347 [patent_app_country] => US [patent_app_date] => 2024-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4023 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18633347 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/633347
OPTICAL FIBER RIBBON WITH SELECTIVE SUPERABSORBENT COATING Apr 10, 2024 Pending
Array ( [id] => 20214716 [patent_doc_number] => 12411366 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Waveguide structure [patent_app_type] => utility [patent_app_number] => 18/610957 [patent_app_country] => US [patent_app_date] => 2024-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 41 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18610957 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/610957
Waveguide structure Mar 19, 2024 Issued
Array ( [id] => 19287264 [patent_doc_number] => 20240223745 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-04 [patent_title] => EYEBOX TARGETING USING AN IMAGE-REPLICATING COMBINER [patent_app_type] => utility [patent_app_number] => 18/604274 [patent_app_country] => US [patent_app_date] => 2024-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18604274 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/604274
EYEBOX TARGETING USING AN IMAGE-REPLICATING COMBINER Mar 12, 2024 Pending
Array ( [id] => 19405123 [patent_doc_number] => 20240288634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => SYSTEM AND METHOD FOR PROTECTING OPTICAL FIBRE SPLICE [patent_app_type] => utility [patent_app_number] => 18/599699 [patent_app_country] => US [patent_app_date] => 2024-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18599699 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/599699
System and method for protecting optical fibre splice Mar 7, 2024 Issued
Array ( [id] => 19390901 [patent_doc_number] => 20240280771 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-22 [patent_title] => 400G SILICON PHOTONIC INTEGRATED OPTICAL MODULE WITH EMBEDDED THERMOELECTRIC COOLER (TEC) SUBSTRATE [patent_app_type] => utility [patent_app_number] => 18/437258 [patent_app_country] => US [patent_app_date] => 2024-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3202 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18437258 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/437258
400G SILICON PHOTONIC INTEGRATED OPTICAL MODULE WITH EMBEDDED THERMOELECTRIC COOLER (TEC) SUBSTRATE Feb 8, 2024 Pending
Array ( [id] => 19985218 [patent_doc_number] => 20250123440 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-17 [patent_title] => PHOTONIC SEMICONDUCTOR PACKAGE AND METHOD OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 18/431187 [patent_app_country] => US [patent_app_date] => 2024-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7364 [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] => 18431187 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/431187
PHOTONIC SEMICONDUCTOR PACKAGE AND METHOD OF FORMING THE SAME Feb 1, 2024 Pending
Array ( [id] => 19481304 [patent_doc_number] => 20240329346 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-03 [patent_title] => OPTICAL FIBER UNIT AND OPTICAL CABLE [patent_app_type] => utility [patent_app_number] => 18/429642 [patent_app_country] => US [patent_app_date] => 2024-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3580 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [patent_words_short_claim] => 36 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18429642 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/429642
OPTICAL FIBER UNIT AND OPTICAL CABLE Jan 31, 2024 Pending
Array ( [id] => 20154611 [patent_doc_number] => 20250254449 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-08-07 [patent_title] => IN-BAND OPERATIONS AND MANAGEMENT FOR OPTICAL SWITCH [patent_app_type] => utility [patent_app_number] => 18/430147 [patent_app_country] => US [patent_app_date] => 2024-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4056 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18430147 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/430147
IN-BAND OPERATIONS AND MANAGEMENT FOR OPTICAL SWITCH Jan 31, 2024 Pending
Array ( [id] => 20137491 [patent_doc_number] => 20250244535 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-31 [patent_title] => PHOTONIC WIREBOND LOOPBACK EVANESCENT COUPLER [patent_app_type] => utility [patent_app_number] => 18/426946 [patent_app_country] => US [patent_app_date] => 2024-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2180 [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] => 18426946 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/426946
PHOTONIC WIREBOND LOOPBACK EVANESCENT COUPLER Jan 29, 2024 Pending
Array ( [id] => 19660039 [patent_doc_number] => 20240427104 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-26 [patent_title] => OPTICAL FIBER CONNECTION FASTENER [patent_app_type] => utility [patent_app_number] => 18/422444 [patent_app_country] => US [patent_app_date] => 2024-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4311 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18422444 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/422444
OPTICAL FIBER CONNECTION FASTENER Jan 24, 2024 Pending
Array ( [id] => 20122894 [patent_doc_number] => 20250237925 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-07-24 [patent_title] => SEMICONDUCTOR PHOTONICS DEVICES AND METHODS OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 18/421365 [patent_app_country] => US [patent_app_date] => 2024-01-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9817 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18421365 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/421365
SEMICONDUCTOR PHOTONICS DEVICES AND METHODS OF FORMING THE SAME Jan 23, 2024 Pending
Array ( [id] => 19573370 [patent_doc_number] => 20240377662 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-14 [patent_title] => OPTICAL DEVICES AND METHODS OF MANUFACTURE [patent_app_type] => utility [patent_app_number] => 18/415092 [patent_app_country] => US [patent_app_date] => 2024-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6114 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18415092 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/415092
OPTICAL DEVICES AND METHODS OF MANUFACTURE Jan 16, 2024 Pending
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