Search

Ramya Prakasam Burgess

Supervisory Patent Examiner (ID: 12468, Phone: (571)272-6011 , Office: P/3659 )

Most Active Art Unit
3651
Art Unit(s)
3661, 3651, 3600, 3659
Total Applications
502
Issued Applications
342
Pending Applications
16
Abandoned Applications
152

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16120959 [patent_doc_number] => 20200212502 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/701849 [patent_app_country] => US [patent_app_date] => 2019-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8107 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16701849 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/701849
Secondary battery Dec 2, 2019 Issued
Array ( [id] => 16120957 [patent_doc_number] => 20200212501 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-02 [patent_title] => SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/701828 [patent_app_country] => US [patent_app_date] => 2019-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8119 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16701828 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/701828
Secondary battery Dec 2, 2019 Issued
Array ( [id] => 16286458 [patent_doc_number] => 20200280060 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-03 [patent_title] => NEGATIVE ACTIVE MATERIAL COMPOSITE FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, NEGATIVE ELECTRODE INCLUDING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/700203 [patent_app_country] => US [patent_app_date] => 2019-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9045 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16700203 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/700203
NEGATIVE ACTIVE MATERIAL COMPOSITE FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, NEGATIVE ELECTRODE INCLUDING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Dec 1, 2019 Pending
Array ( [id] => 20305483 [patent_doc_number] => 12451485 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-21 [patent_title] => Pressure-resistant positive active material and electrochemical energy storage apparatus [patent_app_type] => utility [patent_app_number] => 17/416122 [patent_app_country] => US [patent_app_date] => 2019-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4430 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 367 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17416122 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/416122
Pressure-resistant positive active material and electrochemical energy storage apparatus Nov 24, 2019 Issued
Array ( [id] => 15940143 [patent_doc_number] => 20200161705 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-21 [patent_title] => ELECTROLYTE INCLUDING AN ADDITIVE, AND LITHIUM SECONDARY BATTERY INCLUDING THE ELECTROLYTE [patent_app_type] => utility [patent_app_number] => 16/683325 [patent_app_country] => US [patent_app_date] => 2019-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13219 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16683325 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/683325
ELECTROLYTE INCLUDING AN ADDITIVE, AND LITHIUM SECONDARY BATTERY INCLUDING THE ELECTROLYTE Nov 13, 2019 Abandoned
Array ( [id] => 15906915 [patent_doc_number] => 20200152978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-14 [patent_title] => POSITIVE ACTIVE MATERIAL, METHOD OF MANUFACTURING THE SAME AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/677307 [patent_app_country] => US [patent_app_date] => 2019-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8039 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16677307 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/677307
POSITIVE ACTIVE MATERIAL, METHOD OF MANUFACTURING THE SAME AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Nov 6, 2019 Pending
Array ( [id] => 15565353 [patent_doc_number] => 20200067088 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-27 [patent_title] => NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING THE NEGATIVE ELECTRODE ACTIVE MATERIAL, SECONDARY BATTERY INCLUDING THE NEGATIVE ELECTRODE, AND METHOD OF PREPARING THE NEGATIVE ELECTRODE ACTIVE MATERIAL [patent_app_type] => utility [patent_app_number] => 16/671487 [patent_app_country] => US [patent_app_date] => 2019-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16671487 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/671487
Negative electrode active material, negative electrode including the negative electrode active material, secondary battery including the negative electrode, and method of preparing the negative electrode active material Oct 31, 2019 Issued
Array ( [id] => 15760999 [patent_doc_number] => 10622632 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-04-14 [patent_title] => Silicon-carbide reinforced secondary batteries [patent_app_type] => utility [patent_app_number] => 16/669593 [patent_app_country] => US [patent_app_date] => 2019-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 11439 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16669593 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/669593
Silicon-carbide reinforced secondary batteries Oct 30, 2019 Issued
Array ( [id] => 18919278 [patent_doc_number] => 11881570 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Battery cell including electrolyte ion concentration measurement unit and method for measuring electrolyte concentration using same [patent_app_type] => utility [patent_app_number] => 17/044362 [patent_app_country] => US [patent_app_date] => 2019-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 8459 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17044362 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/044362
Battery cell including electrolyte ion concentration measurement unit and method for measuring electrolyte concentration using same Oct 20, 2019 Issued
Array ( [id] => 15970299 [patent_doc_number] => 20200168901 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-28 [patent_title] => CORE-SHELL COMPOSITES FOR ELECTRODES IN METAL-ION BATTERIES [patent_app_type] => utility [patent_app_number] => 16/595370 [patent_app_country] => US [patent_app_date] => 2019-10-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10014 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [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] => 16595370 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/595370
Core-shell composites for electrodes in metal-ion batteries Oct 6, 2019 Issued
Array ( [id] => 16425385 [patent_doc_number] => 20200350583 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-05 [patent_title] => Electrode Assembly [patent_app_type] => utility [patent_app_number] => 16/963081 [patent_app_country] => US [patent_app_date] => 2019-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3765 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16963081 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/963081
Electrode assembly Sep 29, 2019 Issued
Array ( [id] => 15776663 [patent_doc_number] => 20200119349 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-04-16 [patent_title] => Cathode active material and Lithium-ion electrochemical system thereof [patent_app_type] => utility [patent_app_number] => 16/581802 [patent_app_country] => US [patent_app_date] => 2019-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5171 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16581802 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/581802
Cathode active material and lithium-ion electrochemical system thereof Sep 24, 2019 Issued
Array ( [id] => 17439257 [patent_doc_number] => 11264598 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-03-01 [patent_title] => Battery utilizing printable lithium [patent_app_type] => utility [patent_app_number] => 16/573587 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 8370 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16573587 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/573587
Battery utilizing printable lithium Sep 16, 2019 Issued
Array ( [id] => 17289236 [patent_doc_number] => 11205801 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Lithium secondary battery [patent_app_type] => utility [patent_app_number] => 16/573368 [patent_app_country] => US [patent_app_date] => 2019-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5324 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16573368 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/573368
Lithium secondary battery Sep 16, 2019 Issued
Array ( [id] => 16716135 [patent_doc_number] => 20210083282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => LITHIUM ION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/767889 [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] => 8594 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [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] => 16767889 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/767889
LITHIUM ION SECONDARY BATTERY Sep 11, 2019 Abandoned
Array ( [id] => 16509573 [patent_doc_number] => 20200388829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => POSITIVE ELECTRODE PLATE AND LITHIUM-ION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 16/767893 [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] => 6577 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16767893 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/767893
Positive electrode plate and lithium-ion secondary battery Sep 11, 2019 Issued
Array ( [id] => 15626253 [patent_doc_number] => 20200083531 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-03-12 [patent_title] => POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME [patent_app_type] => utility [patent_app_number] => 16/563359 [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] => 11008 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 16563359 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/563359
Positive electrode active material for lithium secondary battery and lithium secondary battery including the same Sep 5, 2019 Issued
Array ( [id] => 15733957 [patent_doc_number] => 10615418 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-04-07 [patent_title] => Silicon-carbide reinforced anodes [patent_app_type] => utility [patent_app_number] => 16/549470 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 11233 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16549470 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/549470
Silicon-carbide reinforced anodes Aug 22, 2019 Issued
Array ( [id] => 15218935 [patent_doc_number] => 20190372154 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK AND BATTERY SYSTEM [patent_app_type] => utility [patent_app_number] => 16/537874 [patent_app_country] => US [patent_app_date] => 2019-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22037 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16537874 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/537874
NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK AND BATTERY SYSTEM Aug 11, 2019 Abandoned
Array ( [id] => 15300853 [patent_doc_number] => 20190393562 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-26 [patent_title] => ANODE ACTIVE MATERIAL WITH A BUFFERING ZONE [patent_app_type] => utility [patent_app_number] => 16/533907 [patent_app_country] => US [patent_app_date] => 2019-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28684 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16533907 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/533907
ANODE ACTIVE MATERIAL WITH A BUFFERING ZONE Aug 6, 2019 Abandoned
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