Search

Omar F. Fernandez Rivas

Supervisory Patent Examiner (ID: 12172, Phone: (571)272-2589 , Office: P/2128 )

Most Active Art Unit
2129
Art Unit(s)
2122, 2128, 2100, 2129
Total Applications
437
Issued Applications
270
Pending Applications
32
Abandoned Applications
137

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18838327 [patent_doc_number] => 11846392 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-12-19 [patent_title] => Intra-Dewar structure [patent_app_type] => utility [patent_app_number] => 17/702677 [patent_app_country] => US [patent_app_date] => 2022-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2044 [patent_no_of_claims] => 5 [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] => 17702677 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/702677
Intra-Dewar structure Mar 22, 2022 Issued
Array ( [id] => 17983614 [patent_doc_number] => 20220349650 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-11-03 [patent_title] => CRYOGENIC CARBON CAPTURE AND ENERGY STORAGE [patent_app_type] => utility [patent_app_number] => 17/655613 [patent_app_country] => US [patent_app_date] => 2022-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6919 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655613 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655613
CRYOGENIC CARBON CAPTURE AND ENERGY STORAGE Mar 20, 2022 Pending
Array ( [id] => 19211485 [patent_doc_number] => 12000536 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Pressurized sub-cooled cryogenic system and method of use [patent_app_type] => utility [patent_app_number] => 17/655369 [patent_app_country] => US [patent_app_date] => 2022-03-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 6932 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17655369 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/655369
Pressurized sub-cooled cryogenic system and method of use Mar 17, 2022 Issued
Array ( [id] => 19218906 [patent_doc_number] => 20240183610 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => METHOD AND PLANT FOR LOW TEMPERATURE FRACTIONATION OF AIR [patent_app_type] => utility [patent_app_number] => 18/554396 [patent_app_country] => US [patent_app_date] => 2022-03-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7603 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18554396 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/554396
METHOD AND PLANT FOR LOW TEMPERATURE FRACTIONATION OF AIR Mar 9, 2022 Pending
Array ( [id] => 17673836 [patent_doc_number] => 20220187003 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-06-16 [patent_title] => CONTAINER REFRIGERATION APPARATUS [patent_app_type] => utility [patent_app_number] => 17/687007 [patent_app_country] => US [patent_app_date] => 2022-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17687007 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/687007
Container refrigeration apparatus Mar 3, 2022 Issued
Array ( [id] => 18917322 [patent_doc_number] => 11879595 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-23 [patent_title] => Cryosphere [patent_app_type] => utility [patent_app_number] => 17/685915 [patent_app_country] => US [patent_app_date] => 2022-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 4889 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 260 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17685915 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/685915
Cryosphere Mar 2, 2022 Issued
Array ( [id] => 19004673 [patent_doc_number] => 20240068744 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-29 [patent_title] => METHOD FOR LIQUEFYING A STREAM RICH IN CO2 [patent_app_type] => utility [patent_app_number] => 18/280060 [patent_app_country] => US [patent_app_date] => 2022-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3786 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18280060 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280060
Method for liquefying a stream rich in CO Mar 1, 2022 Issued
Array ( [id] => 17833492 [patent_doc_number] => 20220270796 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-25 [patent_title] => CRYOCOOLER AND MAGNETIC SHIELD [patent_app_type] => utility [patent_app_number] => 17/683358 [patent_app_country] => US [patent_app_date] => 2022-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10718 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [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] => 17683358 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/683358
Cryocooler and magnetic shield Feb 28, 2022 Issued
Array ( [id] => 20433754 [patent_doc_number] => 12504226 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Method and apparatus for liquefying a CO [patent_app_type] => utility [patent_app_number] => 18/280052 [patent_app_country] => US [patent_app_date] => 2022-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18280052 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/280052
Method and apparatus for liquefying a CO Feb 27, 2022 Issued
Array ( [id] => 18598172 [patent_doc_number] => 20230272971 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => SINGLE MIXED REFRIGERANT LNG PRODUCTION PROCESS [patent_app_type] => utility [patent_app_number] => 17/682534 [patent_app_country] => US [patent_app_date] => 2022-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4782 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17682534 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/682534
SINGLE MIXED REFRIGERANT LNG PRODUCTION PROCESS Feb 27, 2022 Pending
Array ( [id] => 19143200 [patent_doc_number] => 20240142057 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => DEVICE FOR COMPRESSING A FLUID STORED IN THE FORM OF A CRYOGENIC LIQUID, AND ASSOCIATED MANUFACTURING METHOD [patent_app_type] => utility [patent_app_number] => 18/547177 [patent_app_country] => US [patent_app_date] => 2022-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5725 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18547177 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/547177
DEVICE FOR COMPRESSING A FLUID STORED IN THE FORM OF A CRYOGENIC LIQUID, AND ASSOCIATED MANUFACTURING METHOD Feb 21, 2022 Abandoned
Array ( [id] => 20115912 [patent_doc_number] => 12365601 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-22 [patent_title] => Integrated thermoacoustic freeze desalination systems and processes [patent_app_type] => utility [patent_app_number] => 18/269374 [patent_app_country] => US [patent_app_date] => 2022-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 1129 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18269374 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/269374
Integrated thermoacoustic freeze desalination systems and processes Feb 17, 2022 Issued
Array ( [id] => 17612729 [patent_doc_number] => 20220155008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-19 [patent_title] => Method and System for Efficient Nonsynchronous LNG Production using Large Scale Multi-Shaft Gas Turbines [patent_app_type] => utility [patent_app_number] => 17/649240 [patent_app_country] => US [patent_app_date] => 2022-01-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8286 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17649240 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/649240
Method and system for efficient nonsynchronous LNG production using large scale multi-shaft gas turbines Jan 27, 2022 Issued
Array ( [id] => 17596618 [patent_doc_number] => 20220146192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-05-12 [patent_title] => NATURAL GAS PROCESSING USING SUPERCRITICAL FLUID POWER CYCLES [patent_app_type] => utility [patent_app_number] => 17/586081 [patent_app_country] => US [patent_app_date] => 2022-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12719 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17586081 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/586081
Natural gas processing using supercritical fluid power cycles Jan 26, 2022 Issued
Array ( [id] => 17777522 [patent_doc_number] => 20220243871 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-04 [patent_title] => TANK FOR STORING LIQUID HYDROGEN AND METHOD OF USE [patent_app_type] => utility [patent_app_number] => 17/579822 [patent_app_country] => US [patent_app_date] => 2022-01-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2079 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17579822 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/579822
TANK FOR STORING LIQUID HYDROGEN AND METHOD OF USE Jan 19, 2022 Abandoned
Array ( [id] => 20646600 [patent_doc_number] => 12601539 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-04-14 [patent_title] => Device and method for liquefying a fluid such as hydrogen and/or helium [patent_app_type] => utility [patent_app_number] => 18/276856 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 2507 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 307 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18276856 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/276856
Device and method for liquefying a fluid such as hydrogen and/or helium Jan 17, 2022 Issued
Array ( [id] => 18988747 [patent_doc_number] => 20240060716 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => Processes and Systems for Separating Liquified Natural Gas [patent_app_type] => utility [patent_app_number] => 18/260870 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12169 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 18260870 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/260870
Processes and Systems for Separating Liquified Natural Gas Jan 17, 2022 Pending
Array ( [id] => 19098796 [patent_doc_number] => 20240118024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => DEVICE AND METHOD FOR REFRIGERATION OR LIQUEFACTION OF A FLUID [patent_app_type] => utility [patent_app_number] => 18/276603 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3371 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 18276603 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/276603
DEVICE AND METHOD FOR REFRIGERATION OR LIQUEFACTION OF A FLUID Jan 17, 2022 Pending
Array ( [id] => 19098797 [patent_doc_number] => 20240118025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-11 [patent_title] => DEVICE AND METHOD FOR REFRIGERATING OR LIQUEFYING A FLUID [patent_app_type] => utility [patent_app_number] => 18/276846 [patent_app_country] => US [patent_app_date] => 2022-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3307 [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] => 18276846 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/276846
DEVICE AND METHOD FOR REFRIGERATING OR LIQUEFYING A FLUID Jan 17, 2022 Pending
Array ( [id] => 20205507 [patent_doc_number] => 12408302 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Air conditioner [patent_app_type] => utility [patent_app_number] => 17/573463 [patent_app_country] => US [patent_app_date] => 2022-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1199 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17573463 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/573463
Air conditioner Jan 10, 2022 Issued
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