Search

Chris H. Chu

Examiner (ID: 6920, Phone: (571)272-8655 , Office: P/2874 )

Most Active Art Unit
2874
Art Unit(s)
2874
Total Applications
981
Issued Applications
572
Pending Applications
84
Abandoned Applications
339

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18333219 [patent_doc_number] => 20230125167 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-27 [patent_title] => OPTICAL RESONATOR SYSTEM, NARROWBAND MID-INFRARED RADIATION SOURCE [patent_app_type] => utility [patent_app_number] => 18/046231 [patent_app_country] => US [patent_app_date] => 2022-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6969 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18046231 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/046231
Optical resonator system, narrowband mid-infrared radiation source Oct 12, 2022 Issued
Array ( [id] => 18325810 [patent_doc_number] => 20230123938 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-04-20 [patent_title] => CONNECTOR ASSEMBLY FOR CONNECTING SIGNAL CONDUCTORS [patent_app_type] => utility [patent_app_number] => 18/045836 [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] => 4266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18045836 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/045836
Connector assembly for connecting signal conductors Oct 11, 2022 Issued
Array ( [id] => 18286016 [patent_doc_number] => 20230101488 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-30 [patent_title] => SURGICAL LASER FIBER WITH REFLECTIVE STANDOFF SLEEVE AND METHOD OF PREVENTING DUST PARTICLE BUILDUP WITHIN A STANDOFF SLEEVE [patent_app_type] => utility [patent_app_number] => 17/950414 [patent_app_country] => US [patent_app_date] => 2022-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4474 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -31 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17950414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/950414
SURGICAL LASER FIBER WITH REFLECTIVE STANDOFF SLEEVE AND METHOD OF PREVENTING DUST PARTICLE BUILDUP WITHIN A STANDOFF SLEEVE Sep 21, 2022 Pending
Array ( [id] => 18659218 [patent_doc_number] => 20230305221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => OPTICAL FIBERS FOR SINGLE MODE AND FEW MODE VCSEL-BASED OPTICAL FIBER TRANSMISSION SYSTEMS [patent_app_type] => utility [patent_app_number] => 17/903319 [patent_app_country] => US [patent_app_date] => 2022-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9505 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17903319 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/903319
Optical fibers for single mode and few mode VCSEL-based optical fiber transmission systems Sep 5, 2022 Issued
Array ( [id] => 19557966 [patent_doc_number] => 20240369758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-07 [patent_title] => OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 18/686932 [patent_app_country] => US [patent_app_date] => 2022-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15758 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18686932 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/686932
OPTICAL FIBER Aug 29, 2022 Pending
Array ( [id] => 20387672 [patent_doc_number] => 12487397 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Optical fiber [patent_app_type] => utility [patent_app_number] => 17/897314 [patent_app_country] => US [patent_app_date] => 2022-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 11774 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17897314 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/897314
Optical fiber Aug 28, 2022 Issued
Array ( [id] => 18208646 [patent_doc_number] => 20230054905 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-23 [patent_title] => SEALING ENCLOSURE ARRANGEMENTS FOR OPTICAL FIBER CABLES [patent_app_type] => utility [patent_app_number] => 17/896802 [patent_app_country] => US [patent_app_date] => 2022-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10203 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 17896802 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/896802
SEALING ENCLOSURE ARRANGEMENTS FOR OPTICAL FIBER CABLES Aug 25, 2022 Abandoned
Array ( [id] => 19005225 [patent_doc_number] => 20240069296 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => ELECTRICAL AND OPTICAL CONNECTOR [patent_app_type] => utility [patent_app_number] => 17/895680 [patent_app_country] => US [patent_app_date] => 2022-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8985 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17895680 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/895680
ELECTRICAL AND OPTICAL CONNECTOR Aug 24, 2022 Pending
Array ( [id] => 18917795 [patent_doc_number] => 11880071 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Optical assembly for interfacing waveguide arrays, and associated methods [patent_app_type] => utility [patent_app_number] => 17/891638 [patent_app_country] => US [patent_app_date] => 2022-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 27 [patent_no_of_words] => 16724 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17891638 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/891638
Optical assembly for interfacing waveguide arrays, and associated methods Aug 18, 2022 Issued
Array ( [id] => 19426358 [patent_doc_number] => 12085767 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-10 [patent_title] => Packaging structure and packaging method of edge couplers and fiber array [patent_app_type] => utility [patent_app_number] => 17/889434 [patent_app_country] => US [patent_app_date] => 2022-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 7144 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 439 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17889434 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/889434
Packaging structure and packaging method of edge couplers and fiber array Aug 16, 2022 Issued
Array ( [id] => 20866591 [patent_doc_number] => 12693478 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Reinforced optical cable connector [patent_app_type] => utility [patent_app_number] => 18/265515 [patent_app_country] => US [patent_app_date] => 2022-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 19 [patent_no_of_words] => 0 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18265515 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/265515
REINFORCED OPTICAL CABLE CONNECTOR Aug 11, 2022 Issued
Array ( [id] => 18176658 [patent_doc_number] => 20230037387 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => DEVICE FOR COMBINING SEVERAL LIGHT BEAMS [patent_app_type] => utility [patent_app_number] => 17/880205 [patent_app_country] => US [patent_app_date] => 2022-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8711 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17880205 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/880205
DEVICE FOR COMBINING SEVERAL LIGHT BEAMS Aug 2, 2022 Abandoned
Array ( [id] => 18863549 [patent_doc_number] => 20230417985 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => PHOTONIC INTEGRATED CIRCUIT TEMPORAL AND FREQUENCY DISPERSION SQUINT CORRECTION FOR OPTICAL PHASED ARRAY [patent_app_type] => utility [patent_app_number] => 17/809073 [patent_app_country] => US [patent_app_date] => 2022-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13454 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17809073 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/809073
PHOTONIC INTEGRATED CIRCUIT TEMPORAL AND FREQUENCY DISPERSION SQUINT CORRECTION FOR OPTICAL PHASED ARRAY Jun 26, 2022 Pending
Array ( [id] => 20864075 [patent_doc_number] => 12690945 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-28 [patent_title] => Light guide for electronic device, such as oral irrigator [patent_app_type] => utility [patent_app_number] => 17/841742 [patent_app_country] => US [patent_app_date] => 2022-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 1185 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17841742 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/841742
LIGHT GUIDE FOR ELECTRONIC DEVICE, SUCH AS ORAL IRRIGATOR Jun 15, 2022 Issued
Array ( [id] => 18735575 [patent_doc_number] => 11804316 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-10-31 [patent_title] => Underwater umbilical cable which is capable of temperature and vibration measuring and three-dimensional shape reconstruction [patent_app_type] => utility [patent_app_number] => 17/841416 [patent_app_country] => US [patent_app_date] => 2022-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2644 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 387 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17841416 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/841416
Underwater umbilical cable which is capable of temperature and vibration measuring and three-dimensional shape reconstruction Jun 14, 2022 Issued
Array ( [id] => 18037770 [patent_doc_number] => 20220381986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-01 [patent_title] => OPTICAL BRIDGE WAVEGUIDE FOR HETEROGENEOUS INTEGRATION AND METHOD OF FORMING SAME [patent_app_type] => utility [patent_app_number] => 17/826032 [patent_app_country] => US [patent_app_date] => 2022-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2342 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17826032 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/826032
OPTICAL BRIDGE WAVEGUIDE FOR HETEROGENEOUS INTEGRATION AND METHOD OF FORMING SAME May 25, 2022 Pending
Array ( [id] => 18094868 [patent_doc_number] => 20220413209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-29 [patent_title] => CHINESE KNOT-LIKE POROUS FIBER CORE ULTRAHIGH BIREFRINGENCE THZ OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 17/824160 [patent_app_country] => US [patent_app_date] => 2022-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3539 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17824160 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/824160
Chinese knot-like porous fiber core ultrahigh birefringence THz optical fiber May 24, 2022 Issued
Array ( [id] => 19911303 [patent_doc_number] => 12287511 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-04-29 [patent_title] => Managing characterization of optical couplers in an integrated circuit [patent_app_type] => utility [patent_app_number] => 17/752388 [patent_app_country] => US [patent_app_date] => 2022-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 1232 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17752388 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/752388
Managing characterization of optical couplers in an integrated circuit May 23, 2022 Issued
Array ( [id] => 18787464 [patent_doc_number] => 20230375782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => SEMICONDUCTOR WAVEGUIDES AND METHODS OF FORMING THE SAME [patent_app_type] => utility [patent_app_number] => 17/664525 [patent_app_country] => US [patent_app_date] => 2022-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7632 [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] => 17664525 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/664525
Semiconductor waveguides and methods of forming the same May 22, 2022 Issued
Array ( [id] => 17868707 [patent_doc_number] => 20220291444 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 17/743884 [patent_app_country] => US [patent_app_date] => 2022-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15081 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17743884 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/743884
Optical fiber May 12, 2022 Issued
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