Search

Chris H. Chu

Examiner (ID: 3263, Phone: (571)272-8655 , Office: P/2874 )

Most Active Art Unit
2874
Art Unit(s)
2874
Total Applications
960
Issued Applications
555
Pending Applications
102
Abandoned Applications
330

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16885198 [patent_doc_number] => 20210171393 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => OPTICAL SENSOR EMPLOYING A REFRACTIVE INDEX ENGINEERED METAL OXIDE MATERIAL [patent_app_type] => utility [patent_app_number] => 17/148298 [patent_app_country] => US [patent_app_date] => 2021-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5625 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17148298 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/148298
OPTICAL SENSOR EMPLOYING A REFRACTIVE INDEX ENGINEERED METAL OXIDE MATERIAL Jan 12, 2021 Abandoned
Array ( [id] => 17736255 [patent_doc_number] => 20220221714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-14 [patent_title] => WAVEGUIDE BUS WITH BALANCED OPTICAL WAVEGUIDES AND METHOD, SYSTEM, AND SOFTWARE TOOL FOR AUTOMATIC GENERATION OF A LAYOUT FOR THE WAVEGUIDE BUS [patent_app_type] => utility [patent_app_number] => 17/146509 [patent_app_country] => US [patent_app_date] => 2021-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13134 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17146509 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/146509
Waveguide bus with balanced optical waveguides and method, system, and software tool for automatic generation of a layout for the waveguide bus Jan 11, 2021 Issued
Array ( [id] => 17924095 [patent_doc_number] => 11467340 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Optical fiber [patent_app_type] => utility [patent_app_number] => 17/121160 [patent_app_country] => US [patent_app_date] => 2020-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6094 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17121160 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/121160
Optical fiber Dec 13, 2020 Issued
Array ( [id] => 17961591 [patent_doc_number] => 20220342172 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => METHOD OF EXPOSING CORE OF OPTICAL FIBER CABLE AND OPTICAL FIBER CABLE [patent_app_type] => utility [patent_app_number] => 17/763950 [patent_app_country] => US [patent_app_date] => 2020-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6845 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17763950 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/763950
METHOD OF EXPOSING CORE OF OPTICAL FIBER CABLE AND OPTICAL FIBER CABLE Nov 8, 2020 Abandoned
Array ( [id] => 19492793 [patent_doc_number] => 12111498 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Devices and optical fiber routing arrangements for wave division multiplexing equipment [patent_app_type] => utility [patent_app_number] => 17/773250 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 6338 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17773250 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/773250
Devices and optical fiber routing arrangements for wave division multiplexing equipment Oct 28, 2020 Issued
Array ( [id] => 16751106 [patent_doc_number] => 20210103115 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-08 [patent_title] => ARTICULATING OPTICAL FIBER GUIDE SYSTEM [patent_app_type] => utility [patent_app_number] => 17/084324 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2906 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17084324 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/084324
Articulating optical fiber guide system Oct 28, 2020 Issued
Array ( [id] => 16856303 [patent_doc_number] => 20210157048 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-27 [patent_title] => OPTICAL FIBER WITH LOW MACROBEND LOSS AT LARGE BEND DIAMETER [patent_app_type] => utility [patent_app_number] => 17/082688 [patent_app_country] => US [patent_app_date] => 2020-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17082688 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/082688
Optical fiber with low macrobend loss at large bend diameter Oct 27, 2020 Issued
Array ( [id] => 17437193 [patent_doc_number] => 11262521 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-01 [patent_title] => Fiber optic cable assembly for installation on a powerline conductor [patent_app_type] => utility [patent_app_number] => 17/078833 [patent_app_country] => US [patent_app_date] => 2020-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6012 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17078833 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/078833
Fiber optic cable assembly for installation on a powerline conductor Oct 22, 2020 Issued
Array ( [id] => 16794299 [patent_doc_number] => 20210124116 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => METHODS OF DESIGNING AND MANUFACTURING OPTIMIZED OPTICAL WAVEGUIDES [patent_app_type] => utility [patent_app_number] => 17/078795 [patent_app_country] => US [patent_app_date] => 2020-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4664 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17078795 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/078795
METHODS OF DESIGNING AND MANUFACTURING OPTIMIZED OPTICAL WAVEGUIDES Oct 22, 2020 Abandoned
Array ( [id] => 16796605 [patent_doc_number] => 20210126422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-29 [patent_title] => OPTICAL FIBER WITH LOW THERMO-OPTIC COEFFICIENT [patent_app_type] => utility [patent_app_number] => 17/079090 [patent_app_country] => US [patent_app_date] => 2020-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17079090 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/079090
Optical fiber with low thermo-optic coefficient Oct 22, 2020 Issued
Array ( [id] => 18261679 [patent_doc_number] => 11609379 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-21 [patent_title] => Structures for managing light polarization states on a photonics chip [patent_app_type] => utility [patent_app_number] => 17/076358 [patent_app_country] => US [patent_app_date] => 2020-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 7897 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17076358 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/076358
Structures for managing light polarization states on a photonics chip Oct 20, 2020 Issued
Array ( [id] => 16779555 [patent_doc_number] => 20210116634 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-22 [patent_title] => OPTICAL FIBERS HAVING CORE REGIONS WITH REDUCED ALPHA PROFILES [patent_app_type] => utility [patent_app_number] => 17/071478 [patent_app_country] => US [patent_app_date] => 2020-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17071478 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/071478
OPTICAL FIBERS HAVING CORE REGIONS WITH REDUCED ALPHA PROFILES Oct 14, 2020 Abandoned
Array ( [id] => 18022259 [patent_doc_number] => 20220373758 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-24 [patent_title] => METHOD FOR PRODUCING PLASTIC OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 17/764414 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17764414 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/764414
METHOD FOR PRODUCING PLASTIC OPTICAL FIBER Sep 29, 2020 Abandoned
Array ( [id] => 17229264 [patent_doc_number] => 20210355820 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-18 [patent_title] => LOGGING ENCAPSULATED OPTICAL-FIBER DUCT CABLE AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/031528 [patent_app_country] => US [patent_app_date] => 2020-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2715 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17031528 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/031528
Logging encapsulated optical-fiber duct cable and manufacturing method thereof Sep 23, 2020 Issued
Array ( [id] => 16558625 [patent_doc_number] => 20210003774 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => MULTICORE OPTICAL FIBER AND MULTICORE OPTICAL FIBER CABLE [patent_app_type] => utility [patent_app_number] => 17/025792 [patent_app_country] => US [patent_app_date] => 2020-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9217 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 296 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17025792 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/025792
Multicore optical fiber and multicore optical fiber cable Sep 17, 2020 Issued
Array ( [id] => 18613789 [patent_doc_number] => 20230280525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => MULTI-CORE OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 18/024074 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3972 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18024074 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/024074
MULTI-CORE OPTICAL FIBER Sep 3, 2020 Abandoned
Array ( [id] => 16485566 [patent_doc_number] => 20200379169 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-03 [patent_title] => MODE CONTROLLER [patent_app_type] => utility [patent_app_number] => 16/999820 [patent_app_country] => US [patent_app_date] => 2020-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4781 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 16999820 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/999820
Mode controller Aug 20, 2020 Issued
Array ( [id] => 18659220 [patent_doc_number] => 20230305223 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => OPTICAL CONNECTOR [patent_app_type] => utility [patent_app_number] => 18/019193 [patent_app_country] => US [patent_app_date] => 2020-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2636 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18019193 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/019193
OPTICAL CONNECTOR Aug 4, 2020 Abandoned
Array ( [id] => 19458745 [patent_doc_number] => 12099233 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-24 [patent_title] => Large-effective-mode-area low-loss optical fiber with optimized cladding components [patent_app_type] => utility [patent_app_number] => 17/922135 [patent_app_country] => US [patent_app_date] => 2020-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4194 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17922135 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/922135
Large-effective-mode-area low-loss optical fiber with optimized cladding components Jul 19, 2020 Issued
Array ( [id] => 17761324 [patent_doc_number] => 20220234936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFORM FOR A HOLLOW-CORE FIBER [patent_app_type] => utility [patent_app_number] => 17/617487 [patent_app_country] => US [patent_app_date] => 2020-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6518 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17617487 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/617487
Methods for producing a hollow-core fiber and for producing a preform for a hollow-core fiber Jul 14, 2020 Issued
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