Search

Fred Tzeng

Examiner (ID: 826, Phone: (571)272-7565 , Office: P/2695 )

Most Active Art Unit
2627
Art Unit(s)
2695, 2651, 2752, 2625, 2627, 2186, 2686
Total Applications
1782
Issued Applications
1600
Pending Applications
63
Abandoned Applications
139

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17803576 [patent_doc_number] => 11417890 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-08-16 [patent_title] => Flexible battery assembly and method for manufacturing the same [patent_app_type] => utility [patent_app_number] => 16/699966 [patent_app_country] => US [patent_app_date] => 2019-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 2801 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16699966 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/699966
Flexible battery assembly and method for manufacturing the same Dec 1, 2019 Issued
Array ( [id] => 20333017 [patent_doc_number] => 12463303 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Lamination device and method and secondary battery manufacturing equipment comprising lamination device [patent_app_type] => utility [patent_app_number] => 17/294578 [patent_app_country] => US [patent_app_date] => 2019-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 1174 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 303 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294578 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294578
Lamination device and method and secondary battery manufacturing equipment comprising lamination device Nov 25, 2019 Issued
Array ( [id] => 20346177 [patent_doc_number] => 12469912 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Battery and manufacturing method thereof [patent_app_type] => utility [patent_app_number] => 17/286166 [patent_app_country] => US [patent_app_date] => 2019-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 1954 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 347 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17286166 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/286166
Battery and manufacturing method thereof Nov 24, 2019 Issued
Array ( [id] => 17811223 [patent_doc_number] => 20220263058 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => METHOD OF MANUFACTURING THE CYLINDRICAL BATTERY, AND DRYING APPARATUS FOR CARRYING OUT THE SAME [patent_app_type] => utility [patent_app_number] => 17/265932 [patent_app_country] => US [patent_app_date] => 2019-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4497 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17265932 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/265932
METHOD OF MANUFACTURING THE CYLINDRICAL BATTERY, AND DRYING APPARATUS FOR CARRYING OUT THE SAME Nov 18, 2019 Pending
Array ( [id] => 15626201 [patent_doc_number] => 20200083505 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => RECHARGEABLE BATTERY WITH MULTI-LAYER MEMBRANE [patent_app_type] => utility [patent_app_number] => 16/683091 [patent_app_country] => US [patent_app_date] => 2019-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15033 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16683091 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/683091
RECHARGEABLE BATTERY WITH MULTI-LAYER MEMBRANE Nov 12, 2019 Abandoned
Array ( [id] => 17745993 [patent_doc_number] => 11394079 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-19 [patent_title] => Battery cell pack thermal runaway mitigation [patent_app_type] => utility [patent_app_number] => 16/680317 [patent_app_country] => US [patent_app_date] => 2019-11-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 3611 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16680317 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/680317
Battery cell pack thermal runaway mitigation Nov 10, 2019 Issued
Array ( [id] => 17339817 [patent_doc_number] => 20220006148 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-06 [patent_title] => BATTERY PRESSURE DETECTION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/292337 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3663 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17292337 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/292337
BATTERY PRESSURE DETECTION APPARATUS Nov 3, 2019 Pending
Array ( [id] => 17464173 [patent_doc_number] => 20220077479 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => VOLTAGE CONVERTER ARRANGEMENT, FUEL CELL SYSTEM AND METHOD OF OPERATING A VOLTAGE CONVERTER ARRANGEMENT [patent_app_type] => utility [patent_app_number] => 17/423831 [patent_app_country] => US [patent_app_date] => 2019-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2857 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 17423831 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/423831
Voltage converter arrangement, fuel cell system and method of operating a voltage converter arrangement Nov 3, 2019 Issued
Array ( [id] => 17477957 [patent_doc_number] => 20220085461 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 17/423310 [patent_app_country] => US [patent_app_date] => 2019-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17423310 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/423310
Secondary battery Oct 28, 2019 Issued
Array ( [id] => 17530278 [patent_doc_number] => 11302983 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-04-12 [patent_title] => Battery module frame for a battery module of a battery system [patent_app_type] => utility [patent_app_number] => 16/663114 [patent_app_country] => US [patent_app_date] => 2019-10-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 11166 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 376 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16663114 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/663114
Battery module frame for a battery module of a battery system Oct 23, 2019 Issued
Array ( [id] => 16272714 [patent_doc_number] => 20200274202 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-27 [patent_title] => SOLID-STATE BATTERY [patent_app_type] => utility [patent_app_number] => 16/661709 [patent_app_country] => US [patent_app_date] => 2019-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3646 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 16661709 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/661709
Solid-state battery Oct 22, 2019 Issued
Array ( [id] => 15841631 [patent_doc_number] => 20200136098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-30 [patent_title] => CELL HOUSING PLATE FOR THE ARRANGEMENT OF ROUND CELLS [patent_app_type] => utility [patent_app_number] => 16/661344 [patent_app_country] => US [patent_app_date] => 2019-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4337 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 16661344 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/661344
Cell housing plate for the arrangement of round cells Oct 22, 2019 Issued
Array ( [id] => 15940155 [patent_doc_number] => 20200161711 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => MANUFACTURING METHOD OF COMPACTED STRIP-SHAPED ELECTRODE PLATE, COMPACTED STRIP-SHAPED ELECTRODE PLATE, AND BATTERY [patent_app_type] => utility [patent_app_number] => 16/590658 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12699 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16590658 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/590658
Manufacturing method of compacted strip-shaped electrode plate, compacted strip-shaped electrode plate, and battery Oct 1, 2019 Issued
Array ( [id] => 17623487 [patent_doc_number] => 11342553 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => Methods for prelithiation of silicon containing electrodes [patent_app_type] => utility [patent_app_number] => 16/590859 [patent_app_country] => US [patent_app_date] => 2019-10-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 6657 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16590859 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/590859
Methods for prelithiation of silicon containing electrodes Oct 1, 2019 Issued
Array ( [id] => 17392880 [patent_doc_number] => 11241872 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-02-08 [patent_title] => Apparatus for manufacturing stack of sheet-shaped electrodes [patent_app_type] => utility [patent_app_number] => 16/573033 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 20 [patent_no_of_words] => 8438 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16573033 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/573033
Apparatus for manufacturing stack of sheet-shaped electrodes Sep 16, 2019 Issued
Array ( [id] => 17607486 [patent_doc_number] => 11335980 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-17 [patent_title] => Flexible battery [patent_app_type] => utility [patent_app_number] => 16/573207 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 23 [patent_no_of_words] => 4924 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16573207 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/573207
Flexible battery Sep 16, 2019 Issued
Array ( [id] => 20333014 [patent_doc_number] => 12463300 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-04 [patent_title] => Electricity storage device and electricity storage module [patent_app_type] => utility [patent_app_number] => 17/268902 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 3393 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 346 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17268902 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/268902
Electricity storage device and electricity storage module Sep 16, 2019 Issued
Array ( [id] => 15332869 [patent_doc_number] => 20200006764 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-02 [patent_title] => SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/569340 [patent_app_country] => US [patent_app_date] => 2019-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7971 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 16569340 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/569340
SECONDARY BATTERY Sep 11, 2019 Abandoned
Array ( [id] => 16692506 [patent_doc_number] => 20210074985 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => BATTERY ASSEMBLY AND METHOD [patent_app_type] => utility [patent_app_number] => 16/564378 [patent_app_country] => US [patent_app_date] => 2019-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4567 [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] => 16564378 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/564378
Battery assembly and method Sep 8, 2019 Issued
Array ( [id] => 16692480 [patent_doc_number] => 20210074959 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => FLEXIBLE DEVICE METHODS AND APPARATUS [patent_app_type] => utility [patent_app_number] => 16/562910 [patent_app_country] => US [patent_app_date] => 2019-09-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10760 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16562910 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/562910
FLEXIBLE DEVICE METHODS AND APPARATUS Sep 5, 2019 Abandoned
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