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] => 19810292 [patent_doc_number] => 12241673 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-04 [patent_title] => Refrigerator [patent_app_type] => utility [patent_app_number] => 17/631634 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 8884 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 305 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17631634 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/631634
Refrigerator Jul 30, 2020 Issued
Array ( [id] => 17838692 [patent_doc_number] => 20220275997 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-01 [patent_title] => METHOD FOR LIQUEFYING NATURAL GAS WITH IMPROVED CIRCULATION OF A MIXED REFRIGERANT STREAM [patent_app_type] => utility [patent_app_number] => 17/632136 [patent_app_country] => US [patent_app_date] => 2020-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7536 [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] => 17632136 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632136
Method for liquefying natural gas with improved circulation of a mixed refrigerant stream Jul 20, 2020 Issued
Array ( [id] => 17914400 [patent_doc_number] => 20220316795 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-06 [patent_title] => METHOD FOR LIQUEFYING NATURAL GAS WITH IMPROVED INJECTION OF A MIXED REFRIGERANT STREAM [patent_app_type] => utility [patent_app_number] => 17/632112 [patent_app_country] => US [patent_app_date] => 2020-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6145 [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] => 17632112 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632112
Method for liquefying natural gas with improved injection of a mixed refrigerant stream Jul 19, 2020 Issued
Array ( [id] => 19492397 [patent_doc_number] => 12111099 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Method and unit for processing a gas mixture containing nitrogen and methane [patent_app_type] => utility [patent_app_number] => 17/597006 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2998 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 405 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17597006 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/597006
Method and unit for processing a gas mixture containing nitrogen and methane Jul 9, 2020 Issued
Array ( [id] => 17898103 [patent_doc_number] => 20220307765 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-29 [patent_title] => PROCESS AND PLANT FOR PRODUCING LIQUEFIED NATURAL GAS [patent_app_type] => utility [patent_app_number] => 17/597181 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4700 [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] => 17597181 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/597181
PROCESS AND PLANT FOR PRODUCING LIQUEFIED NATURAL GAS Jul 9, 2020 Abandoned
Array ( [id] => 19718170 [patent_doc_number] => 12203700 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-21 [patent_title] => Cooling and/or liquefying method and system [patent_app_type] => utility [patent_app_number] => 17/633016 [patent_app_country] => US [patent_app_date] => 2020-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3118 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17633016 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/633016
Cooling and/or liquefying method and system Jul 7, 2020 Issued
Array ( [id] => 18749108 [patent_doc_number] => 11808411 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-07 [patent_title] => Cargo stripping features for dual-purpose cryogenic tanks on ships or floating storage units for LNG and liquid nitrogen [patent_app_type] => utility [patent_app_number] => 16/917038 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 16 [patent_no_of_words] => 4235 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16917038 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/917038
Cargo stripping features for dual-purpose cryogenic tanks on ships or floating storage units for LNG and liquid nitrogen Jun 29, 2020 Issued
Array ( [id] => 17315690 [patent_doc_number] => 20210404738 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => Liquefaction System [patent_app_type] => utility [patent_app_number] => 16/916918 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16056 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16916918 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/916918
Liquefaction system Jun 29, 2020 Issued
Array ( [id] => 17315693 [patent_doc_number] => 20210404741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-30 [patent_title] => METHOD FOR IMPROVED STARTUP OF AN AIR SEPARATION UNIT HAVING A FALLING FILM VAPORIZER [patent_app_type] => utility [patent_app_number] => 16/911945 [patent_app_country] => US [patent_app_date] => 2020-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2602 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16911945 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/911945
Method for improved startup of an air separation unit having a falling film vaporizer Jun 24, 2020 Issued
Array ( [id] => 18315819 [patent_doc_number] => 11629893 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-18 [patent_title] => Refrigerator [patent_app_type] => utility [patent_app_number] => 16/908332 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 18 [patent_no_of_words] => 17787 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16908332 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908332
Refrigerator Jun 21, 2020 Issued
Array ( [id] => 16507218 [patent_doc_number] => 20200386474 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => TWO-STAGE HEAVIES REMOVAL IN LNG PROCESSING [patent_app_type] => utility [patent_app_number] => 16/893992 [patent_app_country] => US [patent_app_date] => 2020-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8707 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16893992 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/893992
Two-stage heavies removal in lng processing Jun 4, 2020 Issued
Array ( [id] => 16469285 [patent_doc_number] => 20200370822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-26 [patent_title] => DUAL MODE LIQUEFIED NATURAL GAS (LNG) LIQUEFIER [patent_app_type] => utility [patent_app_number] => 16/874204 [patent_app_country] => US [patent_app_date] => 2020-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7793 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 394 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16874204 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/874204
Dual mode Liquefied Natural Gas (LNG) liquefier May 13, 2020 Issued
Array ( [id] => 16399883 [patent_doc_number] => 20200340741 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-29 [patent_title] => SOLVENT INJECTION AND RECOVERY IN A LNG PLANT [patent_app_type] => utility [patent_app_number] => 16/861811 [patent_app_country] => US [patent_app_date] => 2020-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8310 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16861811 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/861811
Solvent injection and recovery in a LNG plant Apr 28, 2020 Issued
Array ( [id] => 16282028 [patent_doc_number] => 20200275630 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-03 [patent_title] => Process for Separating Hydrogen From an Olefin Hydrocarbon Effluent Vapor Stream [patent_app_type] => utility [patent_app_number] => 16/859118 [patent_app_country] => US [patent_app_date] => 2020-04-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9198 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 399 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16859118 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/859118
Process for separating hydrogen from an olefin hydrocarbon effluent vapor stream Apr 26, 2020 Issued
Array ( [id] => 18071995 [patent_doc_number] => 11530825 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-20 [patent_title] => Process and installation for cooling air-conditioning water by heat exchange with cryogenic liquids [patent_app_type] => utility [patent_app_number] => 16/848339 [patent_app_country] => US [patent_app_date] => 2020-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3479 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16848339 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/848339
Process and installation for cooling air-conditioning water by heat exchange with cryogenic liquids Apr 13, 2020 Issued
Array ( [id] => 17124823 [patent_doc_number] => 20210299591 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-30 [patent_title] => Methods and Systems for Separating Compounds [patent_app_type] => utility [patent_app_number] => 16/834927 [patent_app_country] => US [patent_app_date] => 2020-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3203 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16834927 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/834927
Methods and systems for separating compounds Mar 29, 2020 Issued
Array ( [id] => 16177998 [patent_doc_number] => 20200224966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-07-16 [patent_title] => Process for Producing Liquefied Natural Gas [patent_app_type] => utility [patent_app_number] => 16/833872 [patent_app_country] => US [patent_app_date] => 2020-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1750 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16833872 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/833872
Process for Producing Liquefied Natural Gas Mar 29, 2020 Abandoned
Array ( [id] => 18429534 [patent_doc_number] => 11674749 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-06-13 [patent_title] => LNG production with nitrogen removal [patent_app_type] => utility [patent_app_number] => 16/818168 [patent_app_country] => US [patent_app_date] => 2020-03-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 12591 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 335 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16818168 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/818168
LNG production with nitrogen removal Mar 12, 2020 Issued
Array ( [id] => 18591126 [patent_doc_number] => 11740014 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-29 [patent_title] => System and method for natural gas and nitrogen liquefaction with independent nitrogen recycle loops [patent_app_type] => utility [patent_app_number] => 16/802664 [patent_app_country] => US [patent_app_date] => 2020-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6744 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 394 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16802664 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/802664
System and method for natural gas and nitrogen liquefaction with independent nitrogen recycle loops Feb 26, 2020 Issued
Array ( [id] => 17023264 [patent_doc_number] => 20210247135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-12 [patent_title] => SYSTEMS AND METHODS FOR NATURAL GAS COOLING [patent_app_type] => utility [patent_app_number] => 16/783896 [patent_app_country] => US [patent_app_date] => 2020-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9054 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16783896 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/783896
Systems and methods for natural gas cooling Feb 5, 2020 Issued
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