Search

Christina Ann Johnson

Supervisory Patent Examiner (ID: 15806, Phone: (571)272-1176 , Office: P/1742 )

Most Active Art Unit
1725
Art Unit(s)
1732, 1754, 1725, 1791, 1742
Total Applications
760
Issued Applications
461
Pending Applications
70
Abandoned Applications
240

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19420853 [patent_doc_number] => 20240296977 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-05 [patent_title] => WIRE-EMBEDDED ZEOLITE STRUCTURES WITH BARE WIRE LEADS [patent_app_type] => utility [patent_app_number] => 18/177836 [patent_app_country] => US [patent_app_date] => 2023-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3423 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [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] => 18177836 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/177836
WIRE-EMBEDDED ZEOLITE STRUCTURES WITH BARE WIRE LEADS Mar 2, 2023 Pending
Array ( [id] => 18567557 [patent_doc_number] => 20230257892 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-17 [patent_title] => CATALYST FOR ELECTROLYSIS AND PREPARING METHOD OF THE SAME [patent_app_type] => utility [patent_app_number] => 18/110050 [patent_app_country] => US [patent_app_date] => 2023-02-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6795 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18110050 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/110050
CATALYST FOR ELECTROLYSIS AND PREPARING METHOD OF THE SAME Feb 14, 2023 Pending
Array ( [id] => 18496463 [patent_doc_number] => 20230219037 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => DESULFURIZATION AND SULFUR RECOVERY METHOD FOR SULFUR DIOXIDE FLUE GAS [patent_app_type] => utility [patent_app_number] => 18/084727 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5394 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18084727 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/084727
DESULFURIZATION AND SULFUR RECOVERY METHOD FOR SULFUR DIOXIDE FLUE GAS Dec 19, 2022 Pending
Array ( [id] => 18467523 [patent_doc_number] => 20230201804 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => RUTHENIUM-TITANIUM OXIDE AEROGEL CATALYST, METHOD FOR PREPARING THE SAME, AND METHOD FOR HYDROGENATION AND HYDRODEOXYGENATION USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/069038 [patent_app_country] => US [patent_app_date] => 2022-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3807 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18069038 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/069038
RUTHENIUM-TITANIUM OXIDE AEROGEL CATALYST, METHOD FOR PREPARING THE SAME, AND METHOD FOR HYDROGENATION AND HYDRODEOXYGENATION USING THE SAME Dec 19, 2022 Pending
Array ( [id] => 18451206 [patent_doc_number] => 20230192483 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => PROCESS AND PLANT FOR PRODUCING METHANOL AND CARBON MONOXIDE [patent_app_type] => utility [patent_app_number] => 18/080365 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5741 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 395 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18080365 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/080365
PROCESS AND PLANT FOR PRODUCING METHANOL AND CARBON MONOXIDE Dec 12, 2022 Pending
Array ( [id] => 20385693 [patent_doc_number] => 12485404 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-02 [patent_title] => Process for producing an oligomerization catalyst having a hydrothermal treatment step [patent_app_type] => utility [patent_app_number] => 18/063072 [patent_app_country] => US [patent_app_date] => 2022-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1119 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18063072 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/063072
Process for producing an oligomerization catalyst having a hydrothermal treatment step Dec 6, 2022 Issued
Array ( [id] => 18254209 [patent_doc_number] => 20230081248 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-16 [patent_title] => GLASS CERAMIC AND METHOD FOR PRODUCING A GLASS CERAMIC [patent_app_type] => utility [patent_app_number] => 17/940639 [patent_app_country] => US [patent_app_date] => 2022-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9876 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940639 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/940639
Glass ceramic and method for producing a glass ceramic Sep 7, 2022 Issued
Array ( [id] => 18242353 [patent_doc_number] => 20230074664 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => GLASS OR GLASS CERAMIC AS WELL AS METHOD FOR MELTING AND REFINING GLASS OR GLASS CERAMIC [patent_app_type] => utility [patent_app_number] => 17/940432 [patent_app_country] => US [patent_app_date] => 2022-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17940432 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/940432
Glass or glass ceramic as well as method for melting and refining glass or glass ceramic Sep 7, 2022 Issued
Array ( [id] => 17533781 [patent_doc_number] => 20220112390 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-14 [patent_title] => WATER-BASED INK FOR INK-JET RECORDING AND INK-JET RECORDING APPARATUS [patent_app_type] => utility [patent_app_number] => 17/538150 [patent_app_country] => US [patent_app_date] => 2021-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9488 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -21 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17538150 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/538150
WATER-BASED INK FOR INK-JET RECORDING AND INK-JET RECORDING APPARATUS Nov 29, 2021 Pending
Array ( [id] => 17505324 [patent_doc_number] => 20220098426 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-31 [patent_title] => WATER-BASED INK FOR INK-JET RECORDING AND INK-JET RECORDING METHOD [patent_app_type] => utility [patent_app_number] => 17/533635 [patent_app_country] => US [patent_app_date] => 2021-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8311 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17533635 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/533635
WATER-BASED INK FOR INK-JET RECORDING AND INK-JET RECORDING METHOD Nov 22, 2021 Pending
Array ( [id] => 17460470 [patent_doc_number] => 20220073775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => PRETREATMENT LIQUID FOR IMPERMEABLE BASE MATERIAL, INK SET, IMAGE RECORDING METHOD, IMAGE RECORDED MATERIAL, AND RECORDING MEDIUM AND METHOD OF PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 17/526690 [patent_app_country] => US [patent_app_date] => 2021-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 21493 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17526690 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/526690
PRETREATMENT LIQUID FOR IMPERMEABLE BASE MATERIAL, INK SET, IMAGE RECORDING METHOD, IMAGE RECORDED MATERIAL, AND RECORDING MEDIUM AND METHOD OF PRODUCING SAME Nov 14, 2021 Pending
Array ( [id] => 20266921 [patent_doc_number] => 12437917 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-07 [patent_title] => Method for manufacturing rare earth sintered magnet [patent_app_type] => utility [patent_app_number] => 17/516232 [patent_app_country] => US [patent_app_date] => 2021-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2936 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17516232 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/516232
Method for manufacturing rare earth sintered magnet Oct 31, 2021 Issued
Array ( [id] => 18077450 [patent_doc_number] => 20220403062 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-22 [patent_title] => METALLOCENE SUPPORTED CATALYST AND METHOD FOR PREPARING OLEFINE POLYMER USING THE SAME [patent_app_type] => utility [patent_app_number] => 17/773029 [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] => 7645 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17773029 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/773029
METALLOCENE SUPPORTED CATALYST AND METHOD FOR PREPARING OLEFINE POLYMER USING THE SAME Sep 28, 2021 Pending
Array ( [id] => 20033259 [patent_doc_number] => 20250171481 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-29 [patent_title] => METALLOCENE COMPLEXES AND CATALYSTS MADE THEREFROM [patent_app_type] => utility [patent_app_number] => 18/017460 [patent_app_country] => US [patent_app_date] => 2021-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15629 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18017460 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/017460
METALLOCENE COMPLEXES AND CATALYSTS MADE THEREFROM Jul 22, 2021 Pending
Array ( [id] => 18627124 [patent_doc_number] => 20230285936 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-14 [patent_title] => WATER-ABSORBENT RESIN COMPOSITION, METHOD FOR PRODUCING WATER-ABSORBENT RESIN COMPOSITION, AND METHOD FOR SLOWING WATER ABSORPTION RATE OF WATER-ABSORBENT RESIN PARTICLES [patent_app_type] => utility [patent_app_number] => 18/006025 [patent_app_country] => US [patent_app_date] => 2021-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9817 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18006025 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/006025
WATER-ABSORBENT RESIN COMPOSITION, METHOD FOR PRODUCING WATER-ABSORBENT RESIN COMPOSITION, AND METHOD FOR SLOWING WATER ABSORPTION RATE OF WATER-ABSORBENT RESIN PARTICLES Jul 14, 2021 Pending
Array ( [id] => 18550525 [patent_doc_number] => 20230248525 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => ZONAL TRABECULA FEMORAL CONDYLAR COMPONENT CONTAINING ZIRCONIUM-NIOBIUM ALLOY ON OXIDATION LAYER AND PREPARATION METHOD THEREOF [patent_app_type] => utility [patent_app_number] => 17/783563 [patent_app_country] => US [patent_app_date] => 2021-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6904 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 1081 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17783563 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/783563
Zonal trabecula femoral condylar component containing zirconium-niobium alloy on oxidation layer and preparation method thereof Jun 20, 2021 Issued
Array ( [id] => 18496466 [patent_doc_number] => 20230219040 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-13 [patent_title] => METHOD OF SEPARATING AND RECOVERING COBALT SALT AND NICKEL SALT [patent_app_type] => utility [patent_app_number] => 17/928262 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16168 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17928262 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/928262
Method of separating and recovering cobalt salt and nickel salt May 27, 2021 Issued
Array ( [id] => 17171160 [patent_doc_number] => 20210324830 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-21 [patent_title] => MODULAR WIND TURBINE BLADES [patent_app_type] => utility [patent_app_number] => 17/321896 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 17321896 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/321896
MODULAR WIND TURBINE BLADES May 16, 2021 Abandoned
Array ( [id] => 18674845 [patent_doc_number] => 20230312355 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => HOLLOW INORGANIC PARTICLE AND METHOD FOR PRODUCING SAID HOLLOW INORGANIC PARTICLE [patent_app_type] => utility [patent_app_number] => 18/010994 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7912 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18010994 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/010994
HOLLOW INORGANIC PARTICLE AND METHOD FOR PRODUCING SAID HOLLOW INORGANIC PARTICLE May 10, 2021 Pending
Array ( [id] => 20201796 [patent_doc_number] => 12404566 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Method for producing sintered ore [patent_app_type] => utility [patent_app_number] => 17/801141 [patent_app_country] => US [patent_app_date] => 2021-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 0 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17801141 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/801141
Method for producing sintered ore Feb 21, 2021 Issued
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