loadpatents
name:-0.023972988128662
name:-0.021071910858154
name:-0.0050549507141113
Nafis; Douglas A. Patent Filings

Nafis; Douglas A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nafis; Douglas A..The latest application filed is for "ionic liquid catalyst regeneration with reduced hydrogen amounts".

Company Profile
5.20.21
  • Nafis; Douglas A. - Mount Prospect IL
  • Nafis; Douglas A. - Mt. Prospect IL
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Trialkylphosphonium ionic liquids, methods of making, and alkylation processes using trialkylphosphonium ionic liquids
Grant 11,123,721 - Buchbinder , et al. September 21, 2
2021-09-21
Ionic liquid catalyst regeneration with reduced hydrogen amounts
Grant 10,888,857 - Carter , et al. January 12, 2
2021-01-12
Ionic liquid waste handling system
Grant 10,702,798 - Leeton , et al.
2020-07-07
Ionic Liquid Catalyst Regeneration With Reduced Hydrogen Amounts
App 20190381493 - Carter; Elizabeth ;   et al.
2019-12-19
Chloride management in ionic liquid alkylation processes
Grant 10,384,988 - Detrick , et al. A
2019-08-20
Integrated process for gasoline production
Grant 10,369,556 - Kalnes , et al.
2019-08-06
Trialkylphosphonium Ionic Liquids, Methods Of Making, And Alkylation Processes Using Trialkylphosphonium Ionic Liquids
App 20190105644 - Buchbinder; Avram M. ;   et al.
2019-04-11
Ionic Liquid Catalyst Treating System
App 20180272327 - Lippmann; Matthew ;   et al.
2018-09-27
Process for alkylation using ionic liquid catalysts
Grant 9,914,675 - Buchbinder , et al. March 13, 2
2018-03-13
Process for alkylation using low ionic liquid volume fraction
Grant 9,914,674 - Buchbinder , et al. March 13, 2
2018-03-13
Selectivity of ionic liquid alkylation
Grant 9,815,049 - Lafyatis , et al. November 14, 2
2017-11-14
Chloride Management In Ionic Liquid Alkylation Processes
App 20170183275 - Detrick; Kurt ;   et al.
2017-06-29
Selectivity Of Ionic Liquid Alkylation
App 20170144141 - Lafyatis; David S. ;   et al.
2017-05-25
Ionic Liquid Waste Handling System
App 20170113162 - Leeton; Eric ;   et al.
2017-04-27
Hydrochloric acid stripping process for ionic liquid regeneration process
Grant 9,566,578 - Brendel , et al. February 14, 2
2017-02-14
Process For Alkylation Using Ionic Liquid Catalysts
App 20160289138 - Buchbinder; Avram M. ;   et al.
2016-10-06
Process For Alkylation Using Low Ionic Liquid Volume Fraction
App 20160289137 - Buchbinder; Avram M. ;   et al.
2016-10-06
Integrated fluid catalytic cracking and alkylation process
Grant 9,434,662 - Pham , et al. September 6, 2
2016-09-06
Alkylation process using phosphonium-based ionic liquids
Grant 9,399,604 - Martins , et al. July 26, 2
2016-07-26
Hydrochloric Acid Stripping Process For Ionic Liquid Regeneration Process
App 20160167034 - Brendel; Michael ;   et al.
2016-06-16
Integrated Process For Gasoline Production
App 20160168054 - Kalnes; Tom N. ;   et al.
2016-06-16
Hydrocarbon conversion process including catalyst regeneration
Grant 9,328,036 - Martins , et al. May 3, 2
2016-05-03
Regeneration of an acidic catalyst by borane addition
Grant 9,221,043 - Broderick , et al. December 29, 2
2015-12-29
Hydrocarbon Conversion Process Including Catalyst Regeneration
App 20150315095 - Martins; Susie C. ;   et al.
2015-11-05
Regeneration Of An Acidic Catalyst By Borane Addition
App 20150314281 - Broderick; Erin M. ;   et al.
2015-11-05
Alkylation process using phosphonium-based ionic liquids
Grant 9,156,747 - Martins , et al. October 13, 2
2015-10-13
Alkylation process using phosphonium-based ionic liquids
Grant 9,156,028 - Martins , et al. October 13, 2
2015-10-13
Integrated Fluid Catalytic Cracking And Alkylation Process
App 20150274613 - Pham; Trung ;   et al.
2015-10-01
Regeneration of an acidic catalyst by silane addition
Grant 9,120,092 - Broderick , et al. September 1, 2
2015-09-01
Regeneration of silyl and boryl compounds
Grant 9,096,618 - Martins , et al. August 4, 2
2015-08-04
Phosphonium-based Ionic Liquids
App 20140213435 - Martins; Susie C. ;   et al.
2014-07-31
Asymmetric Phosphonium Haloaluminate Ionic Liquid Compositions
App 20140113804 - Martins; Susie C. ;   et al.
2014-04-24
Alkylation Process Using Phosphonium-Based Ionic Liquids
App 20130345483 - Martins; Susie C. ;   et al.
2013-12-26
Alkylation Process Using Phosphonium-Based Ionic Liquids
App 20130345484 - Martins; Susie C. ;   et al.
2013-12-26
Alkylation Process Using Phosphonium-Based Ionic Liquids
App 20130345482 - Martins; Susie C. ;   et al.
2013-12-26
Slurry Column Gasoline Alkylation Using Gas Phase Olefin Injection
App 20120230882 - Nafis; Douglas A. ;   et al.
2012-09-13
Slurry Column Gasoline Alkylation Using Gas Phase Olefin Injection
App 20110060178 - Nafis; Douglas A. ;   et al.
2011-03-10
Combination reforming and isomerization process
Grant 7,875,757 - Nafis , et al. January 25, 2
2011-01-25
Conversion of kerosene to produce naphtha and isobutane
Grant 7,575,668 - Nafis August 18, 2
2009-08-18
Combination reforming and isomerization process
Grant 7,435,329 - Nafis , et al. October 14, 2
2008-10-14
Combination Reforming and Isomerization Process
App 20080245704 - Nafis; Douglas A. ;   et al.
2008-10-09

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