Search

Chris H. Chu

Examiner (ID: 15942, Phone: (571)272-8655 , Office: P/2874 )

Most Active Art Unit
2874
Art Unit(s)
2874
Total Applications
957
Issued Applications
555
Pending Applications
101
Abandoned Applications
329

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19227967 [patent_doc_number] => 12007601 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-11 [patent_title] => Multi-core optical fiber and multi-core optical fiber cable [patent_app_type] => utility [patent_app_number] => 17/499981 [patent_app_country] => US [patent_app_date] => 2021-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 16196 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 458 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17499981 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/499981
Multi-core optical fiber and multi-core optical fiber cable Oct 12, 2021 Issued
Array ( [id] => 18621764 [patent_doc_number] => 11754796 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-09-12 [patent_title] => Independently translatable modules and fiber optic equipment trays in fiber optic equipment [patent_app_type] => utility [patent_app_number] => 17/499244 [patent_app_country] => US [patent_app_date] => 2021-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 33 [patent_figures_cnt] => 39 [patent_no_of_words] => 9944 [patent_no_of_claims] => 20 [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] => 17499244 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/499244
Independently translatable modules and fiber optic equipment trays in fiber optic equipment Oct 11, 2021 Issued
Array ( [id] => 17401136 [patent_doc_number] => 20220043226 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => PRECONNECTORIZED CABLE ASSEMBLIES FOR INDOOR/OUTDOOR/DATACENTER APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/497129 [patent_app_country] => US [patent_app_date] => 2021-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10824 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17497129 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/497129
PRECONNECTORIZED CABLE ASSEMBLIES FOR INDOOR/OUTDOOR/DATACENTER APPLICATIONS Oct 7, 2021 Abandoned
Array ( [id] => 18981636 [patent_doc_number] => 11906805 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-20 [patent_title] => Fiber optic cable assembly with pulling grip assembly [patent_app_type] => utility [patent_app_number] => 17/495931 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 8949 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 362 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17495931 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/495931
Fiber optic cable assembly with pulling grip assembly Oct 6, 2021 Issued
Array ( [id] => 17506877 [patent_doc_number] => 20220099980 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => SPATIALLY MULTIPLEXED VOLUME BRAGG GRATINGS WITH VARIED REFRACTIVE INDEX MODULATIONS FOR WAVEGUIDE DISPLAY [patent_app_type] => utility [patent_app_number] => 17/496550 [patent_app_country] => US [patent_app_date] => 2021-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 34657 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17496550 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/496550
Spatially multiplexed volume Bragg gratings with varied refractive index modulations for waveguide display Oct 6, 2021 Issued
Array ( [id] => 18818995 [patent_doc_number] => 20230393335 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-07 [patent_title] => PHOTONIC INTEGRATED CIRCUIT DESIGN FOR PLUG-AND-PLAY MEASUREMENT DEVICE INDEPENDENT-QUANTUM KEY DISTRIBUTION (MDI-QKD) [patent_app_type] => utility [patent_app_number] => 17/483968 [patent_app_country] => US [patent_app_date] => 2021-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 29916 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17483968 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/483968
PHOTONIC INTEGRATED CIRCUIT DESIGN FOR PLUG-AND-PLAY MEASUREMENT DEVICE INDEPENDENT-QUANTUM KEY DISTRIBUTION (MDI-QKD) Sep 23, 2021 Pending
Array ( [id] => 19061421 [patent_doc_number] => 11940649 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-26 [patent_title] => Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure [patent_app_type] => utility [patent_app_number] => 17/479343 [patent_app_country] => US [patent_app_date] => 2021-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 31 [patent_no_of_words] => 6615 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 275 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17479343 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/479343
Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure Sep 19, 2021 Issued
Array ( [id] => 18810168 [patent_doc_number] => 20230384503 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => OPTICAL WAVEGUIDE FOR AUGMENTED REALITY DISPLAY [patent_app_type] => utility [patent_app_number] => 18/246147 [patent_app_country] => US [patent_app_date] => 2021-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3188 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18246147 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/246147
Optical waveguide for augmented reality display Sep 19, 2021 Issued
Array ( [id] => 17483822 [patent_doc_number] => 20220091326 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-24 [patent_title] => OPTICAL LIGHT GUIDE INCLUDING FLUORESCENT MATERIAL [patent_app_type] => utility [patent_app_number] => 17/447755 [patent_app_country] => US [patent_app_date] => 2021-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5953 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17447755 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/447755
OPTICAL LIGHT GUIDE INCLUDING FLUORESCENT MATERIAL Sep 14, 2021 Abandoned
Array ( [id] => 18154301 [patent_doc_number] => 11567277 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-01-31 [patent_title] => Distributed Bragg reflectors including periods with airgaps [patent_app_type] => utility [patent_app_number] => 17/472846 [patent_app_country] => US [patent_app_date] => 2021-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3356 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17472846 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/472846
Distributed Bragg reflectors including periods with airgaps Sep 12, 2021 Issued
Array ( [id] => 19732196 [patent_doc_number] => 12210190 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Optical fiber with a tapered core [patent_app_type] => utility [patent_app_number] => 17/447373 [patent_app_country] => US [patent_app_date] => 2021-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5811 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17447373 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/447373
Optical fiber with a tapered core Sep 9, 2021 Issued
Array ( [id] => 18810176 [patent_doc_number] => 20230384511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => HOLLOW CORE OPTICAL WAVEGUIDES AND METHODS FOR MODIFICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/245273 [patent_app_country] => US [patent_app_date] => 2021-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8894 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18245273 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/245273
HOLLOW CORE OPTICAL WAVEGUIDES AND METHODS FOR MODIFICATION THEREOF Sep 1, 2021 Pending
Array ( [id] => 18810176 [patent_doc_number] => 20230384511 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => HOLLOW CORE OPTICAL WAVEGUIDES AND METHODS FOR MODIFICATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/245273 [patent_app_country] => US [patent_app_date] => 2021-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8894 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18245273 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/245273
HOLLOW CORE OPTICAL WAVEGUIDES AND METHODS FOR MODIFICATION THEREOF Sep 1, 2021 Pending
Array ( [id] => 18613823 [patent_doc_number] => 20230280559 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => FIBRE OPTIC CABLE, METHODS OF MANUFACTURE AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/024326 [patent_app_country] => US [patent_app_date] => 2021-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21342 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18024326 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/024326
FIBRE OPTIC CABLE, METHODS OF MANUFACTURE AND USE THEREOF Aug 30, 2021 Pending
Array ( [id] => 17276023 [patent_doc_number] => 20210382221 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => CUSTOMIZED POLYMER/GLASS DIFFRACTIVE WAVEGUIDE STACKS FOR AUGMENTED REALITY/MIXED REALITY APPLICATIONS [patent_app_type] => utility [patent_app_number] => 17/409163 [patent_app_country] => US [patent_app_date] => 2021-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3112 [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] => 17409163 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/409163
Customized polymer/glass diffractive waveguide stacks for augmented reality/mixed reality applications Aug 22, 2021 Issued
Array ( [id] => 18810195 [patent_doc_number] => 20230384530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => FERRULE FOR OPTICAL CONNECTOR AND METHOD OF MANUFACTURING OPTICAL CONNECTOR [patent_app_type] => utility [patent_app_number] => 18/250750 [patent_app_country] => US [patent_app_date] => 2021-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4312 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18250750 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/250750
FERRULE FOR OPTICAL CONNECTOR AND METHOD OF MANUFACTURING OPTICAL CONNECTOR Aug 15, 2021 Pending
Array ( [id] => 17445587 [patent_doc_number] => 20220066092 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => WAVEGUIDE WITH TRAPEZOIDAL CORE [patent_app_type] => utility [patent_app_number] => 17/396022 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5975 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 17396022 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/396022
WAVEGUIDE WITH TRAPEZOIDAL CORE Aug 5, 2021 Abandoned
Array ( [id] => 17358281 [patent_doc_number] => 20220019077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => WAVEGUIDE FOR HEAD-UP DISPLAY, INCLUDING REFLECTIVE OUTPUT COUPLING STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/396114 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2895 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17396114 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/396114
WAVEGUIDE FOR HEAD-UP DISPLAY, INCLUDING REFLECTIVE OUTPUT COUPLING STRUCTURE Aug 5, 2021 Pending
Array ( [id] => 17358281 [patent_doc_number] => 20220019077 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => WAVEGUIDE FOR HEAD-UP DISPLAY, INCLUDING REFLECTIVE OUTPUT COUPLING STRUCTURE [patent_app_type] => utility [patent_app_number] => 17/396114 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2895 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 17396114 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/396114
WAVEGUIDE FOR HEAD-UP DISPLAY, INCLUDING REFLECTIVE OUTPUT COUPLING STRUCTURE Aug 5, 2021 Pending
Array ( [id] => 18598574 [patent_doc_number] => 20230273373 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => WAVEGUIDE ANTENNA [patent_app_type] => utility [patent_app_number] => 18/005503 [patent_app_country] => US [patent_app_date] => 2021-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18005503 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/005503
WAVEGUIDE ANTENNA Jul 13, 2021 Pending
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