Search

Stephone B. Allen

Supervisory Patent Examiner (ID: 13844, Phone: (571)272-2434 , Office: P/2872 )

Most Active Art Unit
2878
Art Unit(s)
2872, 2505, 2509, 2878, 2507, 2899
Total Applications
2150
Issued Applications
1787
Pending Applications
126
Abandoned Applications
238

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18808519 [patent_doc_number] => 20230382852 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => MODIFIED SULFURIC ACID AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 18/446182 [patent_app_country] => US [patent_app_date] => 2023-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4587 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18446182 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/446182
MODIFIED SULFURIC ACID AND USES THEREOF Aug 7, 2023 Pending
Array ( [id] => 18785890 [patent_doc_number] => 20230373786 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => METHOD FOR PRODUCING SODIUM BOROHYDRIDE [patent_app_type] => utility [patent_app_number] => 18/228889 [patent_app_country] => US [patent_app_date] => 2023-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20261 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [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] => 18228889 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/228889
METHOD FOR PRODUCING SODIUM BOROHYDRIDE Jul 31, 2023 Pending
Array ( [id] => 19890666 [patent_doc_number] => 20250115978 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-04-10 [patent_title] => TREATMENT METHOD AND APPLICATION FOR LATERITE NICKEL ORE LEACHING SOLUTION WITH HIGH CALCIUM AND MAGNESIUM CONTENT [patent_app_type] => utility [patent_app_number] => 18/870477 [patent_app_country] => US [patent_app_date] => 2023-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5440 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 242 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18870477 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/870477
Treatment method and application for laterite nickel ore leaching solution with high calcium and magnesium content Jul 30, 2023 Issued
Array ( [id] => 18725608 [patent_doc_number] => 20230339775 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => NICKEL-CONTAINING HYDROXIDE, POSITIVE ELECTRODE ACTIVE MATERIAL USING NICKEL-CONTAINING HYDROXIDE AS PRECURSOR, AND METHOD PRODUCING NICKEL-CONTAINING HYDROXIDE [patent_app_type] => utility [patent_app_number] => 18/344207 [patent_app_country] => US [patent_app_date] => 2023-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9476 [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] => 18344207 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/344207
NICKEL-CONTAINING HYDROXIDE, POSITIVE ELECTRODE ACTIVE MATERIAL USING NICKEL-CONTAINING HYDROXIDE AS PRECURSOR, AND METHOD PRODUCING NICKEL-CONTAINING HYDROXIDE Jun 28, 2023 Pending
Array ( [id] => 19793223 [patent_doc_number] => 12234152 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-25 [patent_title] => Mechanochemical process to produce exfoliated nanoparticles [patent_app_type] => utility [patent_app_number] => 18/342829 [patent_app_country] => US [patent_app_date] => 2023-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 5 [patent_no_of_words] => 6511 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18342829 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/342829
Mechanochemical process to produce exfoliated nanoparticles Jun 27, 2023 Issued
Array ( [id] => 20820876 [patent_doc_number] => 12676350 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-07-07 [patent_title] => Method for recycling lithium battery cathode material [patent_app_type] => utility [patent_app_number] => 18/212697 [patent_app_country] => US [patent_app_date] => 2023-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18212697 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/212697
METHOD FOR RECYCLING LITHIUM BATTERY CATHODE MATERIAL Jun 20, 2023 Issued
Array ( [id] => 18725600 [patent_doc_number] => 20230339767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-26 [patent_title] => SYNTHESIS METHOD FOR DIRECTLY PREPARING H-TYPE MOLECULAR SIEVE HAVING CHA FRAMEWORK TYPE AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/337461 [patent_app_country] => US [patent_app_date] => 2023-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4309 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18337461 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/337461
Synthesis method for directly preparing H-type molecular sieve having CHA framework type and use thereof Jun 19, 2023 Issued
Array ( [id] => 18692339 [patent_doc_number] => 20230322569 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => PROCESS AND APPARATUS FOR PRODUCING ALKALI BICARBONATES AND ALKALI CARBONATES [patent_app_type] => utility [patent_app_number] => 18/335092 [patent_app_country] => US [patent_app_date] => 2023-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6860 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18335092 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/335092
PROCESS AND APPARATUS FOR PRODUCING ALKALI BICARBONATES AND ALKALI CARBONATES Jun 13, 2023 Pending
Array ( [id] => 18753744 [patent_doc_number] => 20230357041 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-09 [patent_title] => SURFACE-TREATED ZIRCONIA NANOPOWDER, AND ZIRCONIA DISPERSION AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/332803 [patent_app_country] => US [patent_app_date] => 2023-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4090 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18332803 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/332803
SURFACE-TREATED ZIRCONIA NANOPOWDER, AND ZIRCONIA DISPERSION AND USE THEREOF Jun 11, 2023 Pending
Array ( [id] => 18674840 [patent_doc_number] => 20230312350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => MECHANOCHEMICAL PROCESS TO PRODUCE EXFOLIATED NANOPARTICLES [patent_app_type] => utility [patent_app_number] => 18/331995 [patent_app_country] => US [patent_app_date] => 2023-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6504 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18331995 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/331995
MECHANOCHEMICAL PROCESS TO PRODUCE EXFOLIATED NANOPARTICLES Jun 8, 2023 Pending
Array ( [id] => 19613603 [patent_doc_number] => 20240399283 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-05 [patent_title] => VACUUM CARBURIZING HARMFUL EXHAUST GASE REDUCCTION APPARATUS AND VACUUM CARBURIZING HARMFUL EXHAUST GASE REDUCCTION METHOD USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/327256 [patent_app_country] => US [patent_app_date] => 2023-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 18327256 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/327256
VACUUM CARBURIZING HARMFUL EXHAUST GASE REDUCCTION APPARATUS AND VACUUM CARBURIZING HARMFUL EXHAUST GASE REDUCCTION METHOD USING THE SAME May 31, 2023 Pending
Array ( [id] => 19623953 [patent_doc_number] => 12162757 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-12-10 [patent_title] => Oxidative reforming and electrolysis system and process for hydrogen generation [patent_app_type] => utility [patent_app_number] => 18/317078 [patent_app_country] => US [patent_app_date] => 2023-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 23012 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 486 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18317078 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/317078
Oxidative reforming and electrolysis system and process for hydrogen generation May 12, 2023 Issued
Array ( [id] => 19510844 [patent_doc_number] => 20240342530 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-17 [patent_title] => QUARTERNARY AMMONIUM HALIDES FOR TREATING HALOGEN CONTAMINATION [patent_app_type] => utility [patent_app_number] => 18/144460 [patent_app_country] => US [patent_app_date] => 2023-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5984 [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] => 18144460 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/144460
QUARTERNARY AMMONIUM HALIDES FOR TREATING HALOGEN CONTAMINATION May 7, 2023 Pending
Array ( [id] => 19066081 [patent_doc_number] => 20240100507 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-28 [patent_title] => COMPOSITION FOR INHIBITING NITRATE DECOMPOSITION AND ITS PREPARATION METHOD [patent_app_type] => utility [patent_app_number] => 18/189604 [patent_app_country] => US [patent_app_date] => 2023-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3861 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18189604 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/189604
COMPOSITION FOR INHIBITING NITRATE DECOMPOSITION AND ITS PREPARATION METHOD Mar 23, 2023 Abandoned
Array ( [id] => 18484721 [patent_doc_number] => 20230212026 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-06 [patent_title] => METHODS FOR PRODUCING AND USING ALKALINE AQUEOUS FERRIC IRON CARBONATE SOLUTIONS [patent_app_type] => utility [patent_app_number] => 18/120120 [patent_app_country] => US [patent_app_date] => 2023-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15938 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18120120 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/120120
METHODS FOR PRODUCING AND USING ALKALINE AQUEOUS FERRIC IRON CARBONATE SOLUTIONS Mar 9, 2023 Pending
Array ( [id] => 18551156 [patent_doc_number] => 20230249158 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-10 [patent_title] => THREE-WAY CATALYTIC CONVERSION SYSTEM FOR PURIFICATION TREATMENT OF ENGINE EXHAUST GAS AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/177857 [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] => 8485 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18177857 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/177857
THREE-WAY CATALYTIC CONVERSION SYSTEM FOR PURIFICATION TREATMENT OF ENGINE EXHAUST GAS AND USE THEREOF Mar 2, 2023 Pending
Array ( [id] => 18611286 [patent_doc_number] => 20230278017 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => MFI ZEOLITE OF HIGHLY DISPERSED FRAMEWORK ALUMINUM AND ITS USES FOR SELECTIVE AROMATICS METHYLATION TO PARA-XYLENE [patent_app_type] => utility [patent_app_number] => 18/176465 [patent_app_country] => US [patent_app_date] => 2023-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8165 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18176465 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/176465
MFI ZEOLITE OF HIGHLY DISPERSED FRAMEWORK ALUMINUM AND ITS USES FOR SELECTIVE AROMATICS METHYLATION TO PARA-XYLENE Feb 27, 2023 Pending
Array ( [id] => 20023652 [patent_doc_number] => 20250161874 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-22 [patent_title] => CARBON DIOXIDE-CAPTURING CEMENT COMPOSITIONS AND RELATED METHODS [patent_app_type] => utility [patent_app_number] => 18/841322 [patent_app_country] => US [patent_app_date] => 2023-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5036 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -47 [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] => 18841322 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/841322
CARBON DIOXIDE-CAPTURING CEMENT COMPOSITIONS AND RELATED METHODS Feb 23, 2023 Pending
Array ( [id] => 18582717 [patent_doc_number] => 20230264972 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-24 [patent_title] => Nano-thin BixOySez low-temperature oxygen transporter membrane for oxygen transport, separation, and two-dimensional (2D) material manipulation [patent_app_type] => utility [patent_app_number] => 18/113285 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7237 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [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] => 18113285 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/113285
Nano-thin BixOySez low-temperature oxygen transporter membrane for oxygen transport, separation, and two-dimensional (2D) material manipulation Feb 22, 2023 Pending
Array ( [id] => 18467531 [patent_doc_number] => 20230201812 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => AMMONIA ADSORPTION CATALYST AND PREPARATION METHOD AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 18/173184 [patent_app_country] => US [patent_app_date] => 2023-02-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5459 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18173184 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/173184
AMMONIA ADSORPTION CATALYST AND PREPARATION METHOD AND USE THEREOF Feb 22, 2023 Pending
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