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Sreenivasan Padmanabhan

Supervisory Patent Examiner (ID: 16722, Phone: (571)272-0629 , Office: P/1627 )

Most Active Art Unit
1621
Art Unit(s)
1617, 1627, 1621, 1204
Total Applications
773
Issued Applications
622
Pending Applications
48
Abandoned Applications
103

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19165689 [patent_doc_number] => 11981575 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Recycling of materials containing organosilicon compounds [patent_app_type] => utility [patent_app_number] => 17/295057 [patent_app_country] => US [patent_app_date] => 2019-03-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2274 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17295057 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/295057
Recycling of materials containing organosilicon compounds Mar 4, 2019 Issued
Array ( [id] => 20491805 [patent_doc_number] => 12533661 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-01-27 [patent_title] => Catalyst for oxychlorination process of hydrocarbon, method for producing same, and method for manufacturing oxychlorinated compound of hydrocarbon by using same [patent_app_type] => utility [patent_app_number] => 16/958385 [patent_app_country] => US [patent_app_date] => 2019-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2412 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [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] => 16958385 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/958385
Catalyst for oxychlorination process of hydrocarbon, method for producing same, and method for manufacturing oxychlorinated compound of hydrocarbon by using same Feb 21, 2019 Issued
Array ( [id] => 16556168 [patent_doc_number] => 20210001316 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => METHOD OF PREPARATION OF DEHYDROGENATION CATALYST WITH HIGH CHROMIUM CONTENT [patent_app_type] => utility [patent_app_number] => 16/976991 [patent_app_country] => US [patent_app_date] => 2019-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16976991 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/976991
Method of preparation of dehydrogenation catalyst with high chromium content Feb 21, 2019 Issued
Array ( [id] => 16436127 [patent_doc_number] => 20200353452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => Catalyst and Method Related Thereto [patent_app_type] => utility [patent_app_number] => 16/764438 [patent_app_country] => US [patent_app_date] => 2019-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8844 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16764438 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/764438
Catalyst and Method Related Thereto Jan 30, 2019 Abandoned
Array ( [id] => 18963216 [patent_doc_number] => 11896956 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-13 [patent_title] => Process for producing composite material [patent_app_type] => utility [patent_app_number] => 16/966144 [patent_app_country] => US [patent_app_date] => 2019-01-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 40 [patent_figures_cnt] => 76 [patent_no_of_words] => 13029 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 1 [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] => 16966144 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/966144
Process for producing composite material Jan 29, 2019 Issued
Array ( [id] => 16689082 [patent_doc_number] => 20210071558 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => METHOD OF MAKING MESOPOROUS OXYGEN STORAGE MATERIALS FOR EXHAUST GAS TREATMENT; SAID OXYGEN STORAGE MATERIALS AND THEIR USE [patent_app_type] => utility [patent_app_number] => 16/959465 [patent_app_country] => US [patent_app_date] => 2019-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3705 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16959465 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/959465
Method of making mesoporous oxygen storage materials for exhaust gas treatment; said oxygen storage materials and their use Jan 6, 2019 Issued
Array ( [id] => 16467189 [patent_doc_number] => 20200368726 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => ONE STEP LIQUID-TO-METAL HIGH SURFACE AREA CATALYSTS VIA LOW TEMPERATURE REDUCTION [patent_app_type] => utility [patent_app_number] => 16/767461 [patent_app_country] => US [patent_app_date] => 2018-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5960 [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] => 16767461 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/767461
ONE STEP LIQUID-TO-METAL HIGH SURFACE AREA CATALYSTS VIA LOW TEMPERATURE REDUCTION Dec 3, 2018 Pending
Array ( [id] => 18797184 [patent_doc_number] => 11831025 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-28 [patent_title] => Catalyst, preparation method therefor, electrode comprising same, membrane-electrode assembly, and fuel cell [patent_app_type] => utility [patent_app_number] => 16/957530 [patent_app_country] => US [patent_app_date] => 2018-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 11038 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16957530 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/957530
Catalyst, preparation method therefor, electrode comprising same, membrane-electrode assembly, and fuel cell Dec 2, 2018 Issued
Array ( [id] => 16885163 [patent_doc_number] => 20210171358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-10 [patent_title] => SYNTHESIS METHOD FOR PRODUCING A CALCIUM ZIRCONATE-CONTAINING MATERIAL AND BATCH AND COARSE CERAMIC REFRACTORY PRODUCT HAVING A PRE-SYNTHESIZED CALCIUM ZIRCONATE-CONTAINING GRANULAR MATERIAL [patent_app_type] => utility [patent_app_number] => 16/767557 [patent_app_country] => US [patent_app_date] => 2018-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5597 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -29 [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] => 16767557 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/767557
Synthesis method for producing a calcium zirconate-containing material and batch and coarse ceramic refractory product having a pre-synthesized calcium zirconate-containing granular material Nov 27, 2018 Issued
Array ( [id] => 18368386 [patent_doc_number] => 11648536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-16 [patent_title] => Catalyst for oxidative dehydrogenation of butene and method for producing the same [patent_app_type] => utility [patent_app_number] => 16/756561 [patent_app_country] => US [patent_app_date] => 2018-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6442 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16756561 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/756561
Catalyst for oxidative dehydrogenation of butene and method for producing the same Nov 26, 2018 Issued
Array ( [id] => 17356624 [patent_doc_number] => 20220017420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-20 [patent_title] => Use of CO2 as Water Demand Reducer in Gypsum Stucco Rehydration Mortars [patent_app_type] => utility [patent_app_number] => 17/295516 [patent_app_country] => US [patent_app_date] => 2018-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3183 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17295516 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/295516
Use of CO2 as Water Demand Reducer in Gypsum Stucco Rehydration Mortars Nov 20, 2018 Pending
Array ( [id] => 16297570 [patent_doc_number] => 20200283293 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => SIMULTANEOUS REACTION AND SEPARATION OF CHEMICALS [patent_app_type] => utility [patent_app_number] => 16/764226 [patent_app_country] => US [patent_app_date] => 2018-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 24536 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [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] => 16764226 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/764226
Simultaneous reaction and separation of chemicals Nov 15, 2018 Issued
Array ( [id] => 17342571 [patent_doc_number] => 20220008902 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => METHOD FOR PREPARATION OF HIERARCHICAL TS-1 MOLECULAR SIEVE [patent_app_type] => utility [patent_app_number] => 17/294357 [patent_app_country] => US [patent_app_date] => 2018-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6549 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17294357 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/294357
Method for preparation of hierarchical TS-1 molecular sieve Nov 14, 2018 Issued
Array ( [id] => 16581862 [patent_doc_number] => 20210016264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => CATALYTIC TEST PAPER PREPARED BY COMPOSITING METAL PARTICLE-EMBEDDED BACTERIAL CELLULOSE WITH PLANT FIBERS, AND METHOD THEREFOR [patent_app_type] => utility [patent_app_number] => 16/982055 [patent_app_country] => US [patent_app_date] => 2018-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3922 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16982055 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/982055
CATALYTIC TEST PAPER PREPARED BY COMPOSITING METAL PARTICLE-EMBEDDED BACTERIAL CELLULOSE WITH PLANT FIBERS, AND METHOD THEREFOR Oct 30, 2018 Abandoned
Array ( [id] => 17274286 [patent_doc_number] => 20210380484 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => BORON-FREE ANTI-SAGGING ADDITIVE FOR GYPSUM BUILDING MATERIALS [patent_app_type] => utility [patent_app_number] => 17/287011 [patent_app_country] => US [patent_app_date] => 2018-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2232 [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] => 17287011 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/287011
BORON-FREE ANTI-SAGGING ADDITIVE FOR GYPSUM BUILDING MATERIALS Oct 25, 2018 Pending
Array ( [id] => 16272683 [patent_doc_number] => 20200274171 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-27 [patent_title] => METHOD FOR PRODUCING SUPPORTED PLATINUM PARTICLES [patent_app_type] => utility [patent_app_number] => 16/757690 [patent_app_country] => US [patent_app_date] => 2018-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5788 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16757690 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/757690
METHOD FOR PRODUCING SUPPORTED PLATINUM PARTICLES Oct 18, 2018 Abandoned
Array ( [id] => 16947100 [patent_doc_number] => 20210205791 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-08 [patent_title] => METHOD OF MAKING NANOMETER THIN SHEETS OF METALS IN AIR [patent_app_type] => utility [patent_app_number] => 16/755395 [patent_app_country] => US [patent_app_date] => 2018-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3864 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16755395 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/755395
METHOD OF MAKING NANOMETER THIN SHEETS OF METALS IN AIR Oct 11, 2018 Abandoned
Array ( [id] => 16189732 [patent_doc_number] => 20200230581 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-23 [patent_title] => NANOCATALYSTS FOR ELECTROCHEMICAL HYDROGEN PRODUCTION AND CATALYST SCREENING METHODS [patent_app_type] => utility [patent_app_number] => 16/651674 [patent_app_country] => US [patent_app_date] => 2018-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7694 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [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] => 16651674 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/651674
NANOCATALYSTS FOR ELECTROCHEMICAL HYDROGEN PRODUCTION AND CATALYST SCREENING METHODS Oct 2, 2018 Abandoned
Array ( [id] => 16361488 [patent_doc_number] => 20200318239 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-08 [patent_title] => ELECTROLESS PALLADIUM PLATING SOLUTION [patent_app_type] => utility [patent_app_number] => 16/753395 [patent_app_country] => US [patent_app_date] => 2018-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4611 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16753395 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/753395
Electroless palladium plating solution Oct 2, 2018 Issued
Array ( [id] => 16176728 [patent_doc_number] => 20200223696 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-16 [patent_title] => PROCESSES FOR PRODUCTION OF CARBON NANOTUBES FROM NATURAL RUBBER [patent_app_type] => utility [patent_app_number] => 16/651107 [patent_app_country] => US [patent_app_date] => 2018-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4910 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16651107 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/651107
Processes for production of carbon nanotubes from natural rubber Sep 26, 2018 Issued
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