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] => 19604858 [patent_doc_number] => 20240395738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => Multiband QAM Interface for Slab Waveguide [patent_app_type] => utility [patent_app_number] => 18/770793 [patent_app_country] => US [patent_app_date] => 2024-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18770793 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/770793
Multiband QAM Interface for Slab Waveguide Jul 11, 2024 Pending
Array ( [id] => 19405116 [patent_doc_number] => 20240288627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => MULTI-CORE OPTICAL FIBER AND MULTI-CORE OPTICAL FIBER CABLE [patent_app_type] => utility [patent_app_number] => 18/652219 [patent_app_country] => US [patent_app_date] => 2024-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 18652219 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/652219
MULTI-CORE OPTICAL FIBER AND MULTI-CORE OPTICAL FIBER CABLE Apr 30, 2024 Abandoned
Array ( [id] => 19405116 [patent_doc_number] => 20240288627 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-29 [patent_title] => MULTI-CORE OPTICAL FIBER AND MULTI-CORE OPTICAL FIBER CABLE [patent_app_type] => utility [patent_app_number] => 18/652219 [patent_app_country] => US [patent_app_date] => 2024-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18768 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 18652219 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/652219
MULTI-CORE OPTICAL FIBER AND MULTI-CORE OPTICAL FIBER CABLE Apr 30, 2024 Abandoned
Array ( [id] => 19362331 [patent_doc_number] => 20240264365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 18/426451 [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] => 11912 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18426451 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/426451
OPTICAL FIBER Jan 29, 2024 Pending
Array ( [id] => 19362331 [patent_doc_number] => 20240264365 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 18/426451 [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] => 11912 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18426451 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/426451
OPTICAL FIBER Jan 29, 2024 Pending
Array ( [id] => 19362330 [patent_doc_number] => 20240264364 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-08-08 [patent_title] => OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 18/425301 [patent_app_country] => US [patent_app_date] => 2024-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12142 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18425301 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/425301
OPTICAL FIBER Jan 28, 2024 Pending
Array ( [id] => 19764253 [patent_doc_number] => 12222541 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-11 [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] => 18/410522 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 31 [patent_no_of_words] => 6631 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 291 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18410522 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/410522
Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure Jan 10, 2024 Issued
Array ( [id] => 19718607 [patent_doc_number] => 12204141 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [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] => 18/410605 [patent_app_country] => US [patent_app_date] => 2024-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 31 [patent_no_of_words] => 6631 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 403 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18410605 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/410605
Optical fiber bundle structure, optical connector, optical fiber connection structure, and method of manufacturing optical fiber bundle structure Jan 10, 2024 Issued
Array ( [id] => 19159290 [patent_doc_number] => 20240151997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/404956 [patent_app_country] => US [patent_app_date] => 2024-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 18404956 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/404956
LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF Jan 4, 2024 Abandoned
Array ( [id] => 19159290 [patent_doc_number] => 20240151997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 18/404956 [patent_app_country] => US [patent_app_date] => 2024-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -2 [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] => 18404956 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/404956
LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF Jan 4, 2024 Abandoned
Array ( [id] => 19128788 [patent_doc_number] => 20240134141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-25 [patent_title] => FIBER OPTIC CABLE ASSEMBLY FOR INSTALLATION ON A POWERLINE CONDUCTOR [patent_app_type] => utility [patent_app_number] => 18/403637 [patent_app_country] => US [patent_app_date] => 2024-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6045 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18403637 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/403637
FIBER OPTIC CABLE ASSEMBLY FOR INSTALLATION ON A POWERLINE CONDUCTOR Jan 2, 2024 Abandoned
Array ( [id] => 19235244 [patent_doc_number] => 20240192438 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-13 [patent_title] => OPTICAL FIBER [patent_app_type] => utility [patent_app_number] => 18/532022 [patent_app_country] => US [patent_app_date] => 2023-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12093 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18532022 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/532022
OPTICAL FIBER Dec 6, 2023 Pending
Array ( [id] => 19068840 [patent_doc_number] => 20240103266 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => MULTI-PLANE CONVERSION DEVICE [patent_app_type] => utility [patent_app_number] => 18/520059 [patent_app_country] => US [patent_app_date] => 2023-11-27 [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] => -9 [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] => 18520059 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/520059
Multi-plane conversion device Nov 26, 2023 Issued
Array ( [id] => 19052523 [patent_doc_number] => 20240094492 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => OPTICAL FIBER CABLE HAVING LOW FREE SPACE AND HIGH FIBER DENSITY [patent_app_type] => utility [patent_app_number] => 18/515679 [patent_app_country] => US [patent_app_date] => 2023-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8074 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18515679 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/515679
OPTICAL FIBER CABLE HAVING LOW FREE SPACE AND HIGH FIBER DENSITY Nov 20, 2023 Pending
Array ( [id] => 19302410 [patent_doc_number] => 20240230987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => OPTICAL DEVICE, OPTICAL TRANSMITTER DEVICE, AND OPTICAL RECEIVER DEVICE [patent_app_type] => utility [patent_app_number] => 18/516109 [patent_app_country] => US [patent_app_date] => 2023-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18516109 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/516109
OPTICAL DEVICE, OPTICAL TRANSMITTER DEVICE, AND OPTICAL RECEIVER DEVICE Nov 20, 2023 Pending
Array ( [id] => 19302410 [patent_doc_number] => 20240230987 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-07-11 [patent_title] => OPTICAL DEVICE, OPTICAL TRANSMITTER DEVICE, AND OPTICAL RECEIVER DEVICE [patent_app_type] => utility [patent_app_number] => 18/516109 [patent_app_country] => US [patent_app_date] => 2023-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11532 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18516109 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/516109
OPTICAL DEVICE, OPTICAL TRANSMITTER DEVICE, AND OPTICAL RECEIVER DEVICE Nov 20, 2023 Pending
Array ( [id] => 19035813 [patent_doc_number] => 20240085628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => PRECISION SPACING CONTROL FOR OPTICAL WAVEGUIDES [patent_app_type] => utility [patent_app_number] => 18/507873 [patent_app_country] => US [patent_app_date] => 2023-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7206 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18507873 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/507873
PRECISION SPACING CONTROL FOR OPTICAL WAVEGUIDES Nov 12, 2023 Pending
Array ( [id] => 20009013 [patent_doc_number] => 20250147235 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-08 [patent_title] => PHOTODETECTORS WITH A NOTCHED LIGHT-ABSORBING LAYER [patent_app_type] => utility [patent_app_number] => 18/501602 [patent_app_country] => US [patent_app_date] => 2023-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 0 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 18501602 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/501602
PHOTODETECTORS WITH A NOTCHED LIGHT-ABSORBING LAYER Nov 2, 2023 Pending
Array ( [id] => 18973441 [patent_doc_number] => 20240053533 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => SMF TO MMF COUPLER [patent_app_type] => utility [patent_app_number] => 18/382775 [patent_app_country] => US [patent_app_date] => 2023-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3999 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18382775 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/382775
SMF to MMF coupler Oct 22, 2023 Issued
Array ( [id] => 20331123 [patent_doc_number] => 12461395 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Polarization beam splitter using asymmetric power splitting and multipath interferometry [patent_app_type] => utility [patent_app_number] => 18/375717 [patent_app_country] => US [patent_app_date] => 2023-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 2768 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18375717 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/375717
Polarization beam splitter using asymmetric power splitting and multipath interferometry Oct 1, 2023 Issued
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