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] => 17969089 [patent_doc_number] => 11486608 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-01 [patent_title] => Heat exchanging device [patent_app_type] => utility [patent_app_number] => 16/549031 [patent_app_country] => US [patent_app_date] => 2019-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 28 [patent_no_of_words] => 8664 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16549031 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/549031
Heat exchanging device Aug 22, 2019 Issued
Array ( [id] => 18948936 [patent_doc_number] => 11892224 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-06 [patent_title] => Cooling units [patent_app_type] => utility [patent_app_number] => 16/536852 [patent_app_country] => US [patent_app_date] => 2019-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3227 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16536852 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/536852
Cooling units Aug 8, 2019 Issued
Array ( [id] => 18014165 [patent_doc_number] => 11506454 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-11-22 [patent_title] => Heat exchanger configuration for a high pressure expander process and a method of natural gas liquefaction using the same [patent_app_type] => utility [patent_app_number] => 16/526454 [patent_app_country] => US [patent_app_date] => 2019-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 11 [patent_no_of_words] => 15706 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 533 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16526454 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/526454
Heat exchanger configuration for a high pressure expander process and a method of natural gas liquefaction using the same Jul 29, 2019 Issued
Array ( [id] => 18330021 [patent_doc_number] => 11635252 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-25 [patent_title] => Primary loop start-up method for a high pressure expander process [patent_app_type] => utility [patent_app_number] => 16/526446 [patent_app_country] => US [patent_app_date] => 2019-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 13513 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16526446 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/526446
Primary loop start-up method for a high pressure expander process Jul 29, 2019 Issued
Array ( [id] => 17728583 [patent_doc_number] => 11384964 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => Cryogenic stirling refrigerator with mechanically driven expander [patent_app_type] => utility [patent_app_number] => 16/504365 [patent_app_country] => US [patent_app_date] => 2019-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5603 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 310 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16504365 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/504365
Cryogenic stirling refrigerator with mechanically driven expander Jul 7, 2019 Issued
Array ( [id] => 15946635 [patent_doc_number] => 10661197 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2020-05-26 [patent_title] => Integrated dual stage trap with inverted cup [patent_app_type] => utility [patent_app_number] => 16/503718 [patent_app_country] => US [patent_app_date] => 2019-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 5678 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [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] => 16503718 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/503718
Integrated dual stage trap with inverted cup Jul 4, 2019 Issued
Array ( [id] => 17287647 [patent_doc_number] => 11204189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-12-21 [patent_title] => Continuous bending-mode elastocaloric cooling/heating flow loop [patent_app_type] => utility [patent_app_number] => 16/459667 [patent_app_country] => US [patent_app_date] => 2019-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 5743 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16459667 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/459667
Continuous bending-mode elastocaloric cooling/heating flow loop Jul 1, 2019 Issued
Array ( [id] => 16541938 [patent_doc_number] => 20200408351 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-31 [patent_title] => VACUUM ADIABATIC BODY AND REFRIGERATOR [patent_app_type] => utility [patent_app_number] => 16/977583 [patent_app_country] => US [patent_app_date] => 2019-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 18332 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16977583 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/977583
Vacuum adiabatic body and refrigerator Jun 25, 2019 Issued
Array ( [id] => 19739097 [patent_doc_number] => 12215922 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Integrated heavy hydrocarbon and BTEX removal in LNG liquefaction for lean gases [patent_app_type] => utility [patent_app_number] => 16/421138 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 28782 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 3 [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] => 16421138 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/421138
Integrated heavy hydrocarbon and BTEX removal in LNG liquefaction for lean gases May 22, 2019 Issued
Array ( [id] => 16469286 [patent_doc_number] => 20200370823 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => System and Method for Small Scale LNG Production [patent_app_type] => utility [patent_app_number] => 16/420547 [patent_app_country] => US [patent_app_date] => 2019-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8457 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -38 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16420547 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/420547
System and method for small scale LNG production May 22, 2019 Issued
Array ( [id] => 19164301 [patent_doc_number] => 11980182 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-05-14 [patent_title] => Cryogenic storage unit [patent_app_type] => utility [patent_app_number] => 17/049497 [patent_app_country] => US [patent_app_date] => 2019-05-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 34 [patent_figures_cnt] => 36 [patent_no_of_words] => 23670 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17049497 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/049497
Cryogenic storage unit May 14, 2019 Issued
Array ( [id] => 15256013 [patent_doc_number] => 20190376740 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-12 [patent_title] => Pretreatment and Pre-Cooling of Natural Gas by High Pressure Compression and Expansion [patent_app_type] => utility [patent_app_number] => 16/410607 [patent_app_country] => US [patent_app_date] => 2019-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13537 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16410607 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/410607
Pretreatment and pre-cooling of natural gas by high pressure compression and expansion May 12, 2019 Issued
Array ( [id] => 18290822 [patent_doc_number] => 11619691 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Integrated cooling circuit for use with a superconducting magnet [patent_app_type] => utility [patent_app_number] => 16/402038 [patent_app_country] => US [patent_app_date] => 2019-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 8201 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16402038 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/402038
Integrated cooling circuit for use with a superconducting magnet May 1, 2019 Issued
Array ( [id] => 17123478 [patent_doc_number] => 20210298246 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => LIQUID DESSICANT COOLER SYSTEM AND METHOD [patent_app_type] => utility [patent_app_number] => 17/263300 [patent_app_country] => US [patent_app_date] => 2019-04-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7169 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17263300 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/263300
Liquid dessicant cooler system and method Apr 23, 2019 Issued
Array ( [id] => 14687061 [patent_doc_number] => 20190242645 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-08 [patent_title] => Systems and Methods for LNG Production with Propane and Ethane Recovery [patent_app_type] => utility [patent_app_number] => 16/390687 [patent_app_country] => US [patent_app_date] => 2019-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5668 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16390687 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/390687
Systems and methods for LNG production with propane and ethane recovery Apr 21, 2019 Issued
Array ( [id] => 18246150 [patent_doc_number] => 11602713 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-14 [patent_title] => Method for cryogenic separation of air, and air separation plant [patent_app_type] => utility [patent_app_number] => 16/387725 [patent_app_country] => US [patent_app_date] => 2019-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 12617 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 407 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16387725 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/387725
Method for cryogenic separation of air, and air separation plant Apr 17, 2019 Issued
Array ( [id] => 14687059 [patent_doc_number] => 20190242644 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-08-08 [patent_title] => Small-Scale Hydrogen Liquefaction System Equipped with Cryocooler [patent_app_type] => utility [patent_app_number] => 16/386205 [patent_app_country] => US [patent_app_date] => 2019-04-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6125 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16386205 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/386205
Small-scale hydrogen liquefaction system equipped with cryocooler Apr 15, 2019 Issued
Array ( [id] => 17008206 [patent_doc_number] => 20210239367 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => A METHOD OF SEPARATION BY SOLIDIFICATION USED IN ABSORPTION HEATING COOLING SYSTEMS WORKING WITH CRYSTALLIZATION / FREEZING / ICING METHODS [patent_app_type] => utility [patent_app_number] => 17/050577 [patent_app_country] => US [patent_app_date] => 2019-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1619 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17050577 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/050577
A METHOD OF SEPARATION BY SOLIDIFICATION USED IN ABSORPTION HEATING COOLING SYSTEMS WORKING WITH CRYSTALLIZATION / FREEZING / ICING METHODS Apr 10, 2019 Abandoned
Array ( [id] => 16713027 [patent_doc_number] => 20210080174 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-18 [patent_title] => METHOD OF COOLING A NATURAL GAS FEED STREAM AND RECOVERING A NATURAL GAS LIQUID STREAM FROM THE NATURAL GAS FEED STREAM [patent_app_type] => utility [patent_app_number] => 17/049896 [patent_app_country] => US [patent_app_date] => 2019-04-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5596 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17049896 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/049896
METHOD OF COOLING A NATURAL GAS FEED STREAM AND RECOVERING A NATURAL GAS LIQUID STREAM FROM THE NATURAL GAS FEED STREAM Apr 10, 2019 Abandoned
Array ( [id] => 15180311 [patent_doc_number] => 20190360747 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-11-28 [patent_title] => INDUSTRIAL AND HYDROCARBON GAS LIQUEFACTION [patent_app_type] => utility [patent_app_number] => 16/380387 [patent_app_country] => US [patent_app_date] => 2019-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9730 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 16380387 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/380387
Industrial and hydrocarbon gas liquefaction Apr 9, 2019 Issued
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