Search

Ralf T Seifert

Examiner (ID: 15684, Phone: (571)272-2657 , Office: P/2914 )

Most Active Art Unit
2914
Art Unit(s)
2904, 2914, 2900, 2902
Total Applications
7831
Issued Applications
7748
Pending Applications
0
Abandoned Applications
82

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16824086 [patent_doc_number] => 20210139379 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-13 [patent_title] => Preparation of Layered MXene via Elemental Halogen Etching of MAX Phase [patent_app_type] => utility [patent_app_number] => 17/037883 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9658 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [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] => 17037883 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/037883
Preparation of layered MXene via elemental halogen etching of MAX phase Sep 29, 2020 Issued
Array ( [id] => 16999287 [patent_doc_number] => 11078076 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-08-03 [patent_title] => Process and device for converting hydrogen sulfide into hydrogen gas and sulfur [patent_app_type] => utility [patent_app_number] => 17/038203 [patent_app_country] => US [patent_app_date] => 2020-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5593 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17038203 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/038203
Process and device for converting hydrogen sulfide into hydrogen gas and sulfur Sep 29, 2020 Issued
Array ( [id] => 18289824 [patent_doc_number] => 11618686 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Periodic ammonia production [patent_app_type] => utility [patent_app_number] => 17/763971 [patent_app_country] => US [patent_app_date] => 2020-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 17137 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17763971 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/763971
Periodic ammonia production Sep 24, 2020 Issued
Array ( [id] => 19196288 [patent_doc_number] => 11993514 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-28 [patent_title] => Liquid metal condensate catalyzed hydrocarbon pyrolysis [patent_app_type] => utility [patent_app_number] => 17/022435 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6942 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17022435 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/022435
Liquid metal condensate catalyzed hydrocarbon pyrolysis Sep 15, 2020 Issued
Array ( [id] => 17460524 [patent_doc_number] => 20220073829 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-10 [patent_title] => TWO-STAGE SYNGAS PRODUCTION WITH SEPARATE CHAR AND PRODUCT GAS INPUTS INTO THE SECOND STAGE [patent_app_type] => utility [patent_app_number] => 17/012901 [patent_app_country] => US [patent_app_date] => 2020-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15826 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17012901 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/012901
Two-stage syngas production with separate char and product gas inputs into the second stage Sep 3, 2020 Issued
Array ( [id] => 19730933 [patent_doc_number] => 12208922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-28 [patent_title] => Changing buoyancy based on combining a liquid with a substrate [patent_app_type] => utility [patent_app_number] => 17/006465 [patent_app_country] => US [patent_app_date] => 2020-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 7674 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17006465 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/006465
Changing buoyancy based on combining a liquid with a substrate Aug 27, 2020 Issued
Array ( [id] => 18004770 [patent_doc_number] => 20220363536 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-17 [patent_title] => DEVICE FOR GENERATING A GAS [patent_app_type] => utility [patent_app_number] => 17/635914 [patent_app_country] => US [patent_app_date] => 2020-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3105 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635914 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635914
Device for generating a gas Aug 25, 2020 Issued
Array ( [id] => 18216608 [patent_doc_number] => 11591531 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-28 [patent_title] => Conversion of catalytic coke into synthetic gas from a fluid catalytic cracking (FCC) process using a chemical looping system and methods related thereto [patent_app_type] => utility [patent_app_number] => 16/947874 [patent_app_country] => US [patent_app_date] => 2020-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 7345 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16947874 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/947874
Conversion of catalytic coke into synthetic gas from a fluid catalytic cracking (FCC) process using a chemical looping system and methods related thereto Aug 20, 2020 Issued
Array ( [id] => 18102285 [patent_doc_number] => 11542160 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Method for producing magnesium hydride and method for producing tetrahydroborate [patent_app_type] => utility [patent_app_number] => 16/999621 [patent_app_country] => US [patent_app_date] => 2020-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 10261 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 5 [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] => 16999621 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/999621
Method for producing magnesium hydride and method for producing tetrahydroborate Aug 20, 2020 Issued
Array ( [id] => 19043453 [patent_doc_number] => 11932536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-19 [patent_title] => Hydrogen autothermal reforming process [patent_app_type] => utility [patent_app_number] => 16/992740 [patent_app_country] => US [patent_app_date] => 2020-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2726 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16992740 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/992740
Hydrogen autothermal reforming process Aug 12, 2020 Issued
Array ( [id] => 16777793 [patent_doc_number] => 20210114870 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-04-22 [patent_title] => Thermal gas generator [patent_app_type] => utility [patent_app_number] => 16/944132 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11223 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -43 [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] => 16944132 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/944132
Thermal gas generator Jul 29, 2020 Abandoned
Array ( [id] => 16582620 [patent_doc_number] => 20210017022 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-21 [patent_title] => Petroleum sludge or other wastes recycle treatment system [patent_app_type] => utility [patent_app_number] => 16/928758 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5452 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928758 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928758
Petroleum sludge or other wastes recycle treatment system Jul 13, 2020 Issued
Array ( [id] => 16556993 [patent_doc_number] => 20210002141 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-07 [patent_title] => AMMONIA PRODUCTION METHOD [patent_app_type] => utility [patent_app_number] => 16/920594 [patent_app_country] => US [patent_app_date] => 2020-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7012 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16920594 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/920594
Ammonia production method Jul 2, 2020 Issued
Array ( [id] => 17807222 [patent_doc_number] => 20220259057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-18 [patent_title] => OXIDATIVE ROASTING OF BLACK DROSS AND SALT CAKE [patent_app_type] => utility [patent_app_number] => 17/596947 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9139 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17596947 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/596947
OXIDATIVE ROASTING OF BLACK DROSS AND SALT CAKE Jun 25, 2020 Pending
Array ( [id] => 18102284 [patent_doc_number] => 11542159 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-01-03 [patent_title] => Autothermal reformer system with liquid desulfurizer for SOFC system [patent_app_type] => utility [patent_app_number] => 16/907731 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5352 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16907731 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/907731
Autothermal reformer system with liquid desulfurizer for SOFC system Jun 21, 2020 Issued
Array ( [id] => 17299244 [patent_doc_number] => 20210395083 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => Hydrogen Production with Membrane Reformer [patent_app_type] => utility [patent_app_number] => 16/905790 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15589 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16905790 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/905790
Hydrogen production with membrane reformer Jun 17, 2020 Issued
Array ( [id] => 16908851 [patent_doc_number] => 11040874 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-06-22 [patent_title] => Process and device for converting hydrogen sulfide into hydrogen gas and sulfur [patent_app_type] => utility [patent_app_number] => 16/905204 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5582 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16905204 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/905204
Process and device for converting hydrogen sulfide into hydrogen gas and sulfur Jun 17, 2020 Issued
Array ( [id] => 18201450 [patent_doc_number] => 11583824 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-02-21 [patent_title] => Hydrogen production with membrane reformer [patent_app_type] => utility [patent_app_number] => 16/905798 [patent_app_country] => US [patent_app_date] => 2020-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 18 [patent_no_of_words] => 13272 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16905798 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/905798
Hydrogen production with membrane reformer Jun 17, 2020 Issued
Array ( [id] => 16869820 [patent_doc_number] => 20210163287 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-03 [patent_title] => REFORMING SYSTEM AND REFORMING METHOD USING OFF GAS AS COOLING MEDIUM [patent_app_type] => utility [patent_app_number] => 16/904538 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6443 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16904538 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/904538
Reforming system and reforming method using off gas as cooling medium Jun 16, 2020 Issued
Array ( [id] => 17749429 [patent_doc_number] => 20220227633 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => SURFACE-MODIFIED NANODIAMOND AND METHOD FOR PRODUCING SURFACE-MODIFIED NANODIAMOND [patent_app_type] => utility [patent_app_number] => 17/611613 [patent_app_country] => US [patent_app_date] => 2020-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14010 [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] => 17611613 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/611613
SURFACE-MODIFIED NANODIAMOND AND METHOD FOR PRODUCING SURFACE-MODIFIED NANODIAMOND Jun 2, 2020 Pending
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