Search

Colin W. Slifka

Examiner (ID: 7134, Phone: (571)270-5830 , Office: P/1732 )

Most Active Art Unit
1732
Art Unit(s)
1793, 1732
Total Applications
1132
Issued Applications
739
Pending Applications
82
Abandoned Applications
331

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 17642396 [patent_doc_number] => 20220170134 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-02 [patent_title] => LITHIUM EXTRACTION PROCESS AND APPARATUS [patent_app_type] => utility [patent_app_number] => 17/539775 [patent_app_country] => US [patent_app_date] => 2021-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6872 [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] => 17539775 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/539775
Lithium extraction process and apparatus Nov 30, 2021 Issued
Array ( [id] => 19793594 [patent_doc_number] => 12234529 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Lithium extraction process and apparatus [patent_app_type] => utility [patent_app_number] => 18/255143 [patent_app_country] => US [patent_app_date] => 2021-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 6891 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 27 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18255143 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/255143
Lithium extraction process and apparatus Nov 30, 2021 Issued
Array ( [id] => 19038557 [patent_doc_number] => 20240088372 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-14 [patent_title] => ACTIVE MATERIAL PARTICLE, ELECTROCHEMICAL ELEMENT AND ELECTROCHEMICAL DEVICE [patent_app_type] => utility [patent_app_number] => 18/274337 [patent_app_country] => US [patent_app_date] => 2021-11-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11994 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18274337 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/274337
ACTIVE MATERIAL PARTICLE, ELECTROCHEMICAL ELEMENT AND ELECTROCHEMICAL DEVICE Nov 24, 2021 Pending
Array ( [id] => 18862064 [patent_doc_number] => 20230416500 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-12-28 [patent_title] => DISPERSION LIQUID, COMPOSITION, SEALING MEMBER, LIGHT-EMITTING DEVICE, ILLUMINATION TOOL, DISPLAY DEVICE, METHOD FOR PRODUCING DISPERSION SOLUTION, AND METHOD FOR MODIFYING SURFACES OF METAL OXIDE PARTICLES [patent_app_type] => utility [patent_app_number] => 18/029098 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23744 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18029098 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/029098
Dispersion liquid, composition, sealing member, light-emitting device, illumination tool, display device, method for producing dispersion solution, and method for modifying surfaces of metal oxide particles Sep 28, 2021 Issued
Array ( [id] => 18770978 [patent_doc_number] => 20230365787 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => DISPERSION LIQUID, COMPOSITION, SEALING MEMBER, LIGHT-EMITTING DEVICE, LLUMINATION TOOL, DISPLAY DEVICE, METHOD FOR PRODUCING DISPERSION SOLUTION, AND METHOD FOR MODIFYING SURFACES OF METAL OXIDE PARTICLES [patent_app_type] => utility [patent_app_number] => 18/029101 [patent_app_country] => US [patent_app_date] => 2021-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23701 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18029101 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/029101
DISPERSION LIQUID, COMPOSITION, SEALING MEMBER, LIGHT-EMITTING DEVICE, LLUMINATION TOOL, DISPLAY DEVICE, METHOD FOR PRODUCING DISPERSION SOLUTION, AND METHOD FOR MODIFYING SURFACES OF METAL OXIDE PARTICLES Sep 28, 2021 Abandoned
Array ( [id] => 18729645 [patent_doc_number] => 20230343941 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => LITHIUM-ION SECONDARY BATTERY NEGATIVE ELECTRODE MIXTURE AND LITHIUM-ION SECONDARY BATTERY [patent_app_type] => utility [patent_app_number] => 18/027563 [patent_app_country] => US [patent_app_date] => 2021-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18027563 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/027563
LITHIUM-ION SECONDARY BATTERY NEGATIVE ELECTRODE MIXTURE AND LITHIUM-ION SECONDARY BATTERY Sep 23, 2021 Pending
Array ( [id] => 19298302 [patent_doc_number] => 20240226868 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => CATALYST FOR AROMATIZATION OF ALKANES HAVING 4 TO 7 CARBON ATOMS, PROCESS OF MAKING, AND PROCESS OF AROMATICS PREPARATION BY USING THEREOF [patent_app_type] => utility [patent_app_number] => 18/547178 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8509 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -40 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18547178 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547178
Catalyst for aromatization of alkanes having 4 to 7 carbon atoms, process of making, and process of aromatics preparation by using thereof Sep 22, 2021 Issued
Array ( [id] => 19298302 [patent_doc_number] => 20240226868 [patent_country] => US [patent_kind] => A9 [patent_issue_date] => 2024-07-11 [patent_title] => CATALYST FOR AROMATIZATION OF ALKANES HAVING 4 TO 7 CARBON ATOMS, PROCESS OF MAKING, AND PROCESS OF AROMATICS PREPARATION BY USING THEREOF [patent_app_type] => utility [patent_app_number] => 18/547178 [patent_app_country] => US [patent_app_date] => 2021-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8509 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -40 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18547178 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547178
Catalyst for aromatization of alkanes having 4 to 7 carbon atoms, process of making, and process of aromatics preparation by using thereof Sep 22, 2021 Issued
Array ( [id] => 20826427 [patent_doc_number] => 12679983 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-14 [patent_title] => Coating liquid composition, substrate with coating film, separator, secondary battery, and electrode material [patent_app_type] => utility [patent_app_number] => 18/025715 [patent_app_country] => US [patent_app_date] => 2021-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2275 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18025715 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/025715
Coating liquid composition, substrate with coating film, separator, secondary battery, and electrode material Sep 13, 2021 Issued
Array ( [id] => 17442366 [patent_doc_number] => 20220062871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => HEAVY HYDROCARBON HYDROPROCESSING CATALYST AND METHODS OF MAKING AND USING THEREOF [patent_app_type] => utility [patent_app_number] => 17/463887 [patent_app_country] => US [patent_app_date] => 2021-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7200 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17463887 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/463887
Heavy hydrocarbon hydroprocessing catalyst and methods of making and using thereof Aug 31, 2021 Issued
Array ( [id] => 18526270 [patent_doc_number] => 11713253 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-01 [patent_title] => Magnesium-aluminum hydrotalcite-loaded nano zero-valent iron composite material, method for preparing same and use thereof [patent_app_type] => utility [patent_app_number] => 17/412893 [patent_app_country] => US [patent_app_date] => 2021-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3389 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17412893 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/412893
Magnesium-aluminum hydrotalcite-loaded nano zero-valent iron composite material, method for preparing same and use thereof Aug 25, 2021 Issued
Array ( [id] => 17959846 [patent_doc_number] => 20220340426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => PROCESS OF MIXING TWO COMPOUNDS TO CHEMICALLY OBTAIN A SOLID COMPOUND AND AN ALKALINE LIQUID SOLUTION [patent_app_type] => utility [patent_app_number] => 17/403760 [patent_app_country] => US [patent_app_date] => 2021-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2332 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17403760 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/403760
Process of mixing two compounds to chemically obtain a solid compound and an alkaline liquid solution Aug 15, 2021 Issued
Array ( [id] => 17922943 [patent_doc_number] => 11466176 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-10-11 [patent_title] => Non-asphaltic coatings, non-asphaltic roofing materials, and methods of making the same [patent_app_type] => utility [patent_app_number] => 17/400827 [patent_app_country] => US [patent_app_date] => 2021-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 16385 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17400827 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/400827
Non-asphaltic coatings, non-asphaltic roofing materials, and methods of making the same Aug 11, 2021 Issued
Array ( [id] => 17428186 [patent_doc_number] => 20220055894 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => CATALYSTS, PROCESSES FOR OBTAINING AND PROCESSES FOR STEAM REFORMING [patent_app_type] => utility [patent_app_number] => 17/399448 [patent_app_country] => US [patent_app_date] => 2021-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10118 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17399448 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/399448
Catalysts, processes for obtaining and processes for steam reforming Aug 10, 2021 Issued
Array ( [id] => 18680311 [patent_doc_number] => 20230317969 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => METAL-LOADED CATALYST, BATTERY ELECTRODE AND BATTERY [patent_app_type] => utility [patent_app_number] => 18/022815 [patent_app_country] => US [patent_app_date] => 2021-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22806 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 18022815 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/022815
Metal-loaded catalyst, battery electrode and battery Aug 9, 2021 Issued
Array ( [id] => 19932092 [patent_doc_number] => 12305291 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-20 [patent_title] => Super-hydrophobic manganese dioxide coating on metallic material surfaces [patent_app_type] => utility [patent_app_number] => 17/397908 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 20 [patent_no_of_words] => 0 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17397908 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/397908
Super-hydrophobic manganese dioxide coating on metallic material surfaces Aug 8, 2021 Issued
Array ( [id] => 18696720 [patent_doc_number] => 20230327168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => CLAMPING AND HOLDING APPARATUS [patent_app_type] => utility [patent_app_number] => 18/041685 [patent_app_country] => US [patent_app_date] => 2021-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6734 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [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] => 18041685 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/041685
CLAMPING AND HOLDING APPARATUS Aug 5, 2021 Pending
Array ( [id] => 17350297 [patent_doc_number] => 11224917 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-01-18 [patent_title] => Multi-material three-dimensional printer with underlying adjustable binder [patent_app_type] => utility [patent_app_number] => 17/392727 [patent_app_country] => US [patent_app_date] => 2021-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 11098 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17392727 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/392727
Multi-material three-dimensional printer with underlying adjustable binder Aug 2, 2021 Issued
Array ( [id] => 17587588 [patent_doc_number] => 11325840 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-10 [patent_title] => Zinc oxide powder, dispersion, paint, and cosmetic [patent_app_type] => utility [patent_app_number] => 17/393228 [patent_app_country] => US [patent_app_date] => 2021-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12574 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17393228 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/393228
Zinc oxide powder, dispersion, paint, and cosmetic Aug 2, 2021 Issued
Array ( [id] => 17473863 [patent_doc_number] => 20220081367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-17 [patent_title] => THERMOSET CERAMIC COMPOSITIONS, INORGANIC POLYMER COATINGS, INORGANIC POLYMER MOLD TOOLING, INORGANIC POLYMER HYDRAULIC FRACKING PROPPANTS, METHODS OF PREPARATION AND APPLICATIONS THEREFORE [patent_app_type] => utility [patent_app_number] => 17/391177 [patent_app_country] => US [patent_app_date] => 2021-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9804 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -32 [patent_words_short_claim] => 9 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17391177 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/391177
THERMOSET CERAMIC COMPOSITIONS, INORGANIC POLYMER COATINGS, INORGANIC POLYMER MOLD TOOLING, INORGANIC POLYMER HYDRAULIC FRACKING PROPPANTS, METHODS OF PREPARATION AND APPLICATIONS THEREFORE Aug 1, 2021 Abandoned
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