NEEDHAM; Riley B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for NEEDHAM; Riley B..The latest application filed is for "delayed gelation of polymers".
Company Profile
12.45.35
- NEEDHAM; Riley B. - Bartlesville OK
- Needham; Riley B - Bartlesville TX
- Needham; Riley B. - Houston TX
- Needham; Riley B. - Bartesville OK US
- Needham; Riley B. - US
Patent Activity
| Patent | Date |
|---|---|
| Delayed Gelation Of Polymers App 20220298409 - GUAN; Huili ; et al. | 2022-09-22 |
| Low molecular weight polyacrylates for EOR Grant 11,447,686 - Johnson , et al. September 20, 2 | 2022-09-20 |
| Low pH crosslinking of polymers Grant 11,401,455 - Guan , et al. August 2, 2 | 2022-08-02 |
| Nanogels for delayed gelation Grant 11,396,624 - Guan , et al. July 26, 2 | 2022-07-26 |
| Delayed gelling agents Grant 11,390,795 - Guan , et al. July 19, 2 | 2022-07-19 |
| Delayed gelation of polymers Grant 11,384,279 - Guan , et al. July 12, 2 | 2022-07-12 |
| In-situ surfactant retention evaluation using single well chemical tracer tests Grant 11,286,771 - Li , et al. March 29, 2 | 2022-03-29 |
| Low Ph Crosslinking Of Polymers App 20210403797 - GUAN; Huili ; et al. | 2021-12-30 |
| Delayed Gelling Agents App 20210388255 - LIN; Ying-Ying ; et al. | 2021-12-16 |
| Delayed gelling agents Grant 11,186,765 - Lin , et al. November 30, 2 | 2021-11-30 |
| Low pH crosslinking of polymers Grant 11,136,492 - Guan , et al. October 5, 2 | 2021-10-05 |
| Delayed Gelling Agents App 20210261854 - Guan; Huili ; et al. | 2021-08-26 |
| Low Molecular Weight Polyacrylates For Eor App 20210261853 - JOHNSON; Stephen J ; et al. | 2021-08-26 |
| Low molecular weight polyacrylates for EOR Grant 11,034,883 - Johnson , et al. June 15, 2 | 2021-06-15 |
| Delayed Gelation Of Polymers App 20210054260 - GUAN; Huili ; et al. | 2021-02-25 |
| Delayed gelation of polymers Grant 10,851,286 - Guan , et al. December 1, 2 | 2020-12-01 |
| Nanogels For Delayed Gelation App 20200354625 - GUAN; Huili ; et al. | 2020-11-12 |
| Nanogels for delayed gelation Grant 10,752,826 - Guan , et al. A | 2020-08-25 |
| Crosslinking Of Swellable Polymer With Pei App 20200095496 - MORADI-ARAGHI; Ahmad ; et al. | 2020-03-26 |
| Low Ph Crosslinking Of Polymers App 20190382646 - GUAN; Huili ; et al. | 2019-12-19 |
| Surfactant removal from produced waters Grant 10,501,340 - Needham , et al. Dec | 2019-12-10 |
| Low PH crosslinking of polymers Grant 10,407,612 - Guan , et al. Sept | 2019-09-10 |
| Delayed Gelling Agents App 20190256764 - Guan; Huili S. ; et al. | 2019-08-22 |
| Delayed gelling agents Grant 10,323,174 - Guan , et al. | 2019-06-18 |
| Delayed Gelling Agents App 20190071598 - LIN; Ying-Ying ; et al. | 2019-03-07 |
| In-situ Surfactant Retention Evaluation Using Single Well Chemical Tracer Tests App 20190032479 - Li; Gaoming ; et al. | 2019-01-31 |
| Delayed gelling agents Grant 10,093,848 - Lin , et al. October 9, 2 | 2018-10-09 |
| Delayed Gelling Agents App 20180066177 - Guan; Huili S. ; et al. | 2018-03-08 |
| Nanogels For Delayed Gelation App 20180002592 - GUAN; Huili ; et al. | 2018-01-04 |
| Delayed gelling agents Grant 9,850,425 - Guan , et al. December 26, 2 | 2017-12-26 |
| Nanogels for delayed gelation Grant 9,796,909 - Guan , et al. October 24, 2 | 2017-10-24 |
| Low Ph Crosslinking Of Polymers App 20170210971 - GUAN; Huili ; et al. | 2017-07-27 |
| Low pH crosslinking of polymers Grant 9,644,136 - Guan , et al. May 9, 2 | 2017-05-09 |
| Surfactant Removal From Produced Waters App 20160368786 - NEEDHAM; Riley B. ; et al. | 2016-12-22 |
| Crosslinking Of Swellable Polymer With Pei App 20160244658 - MORADI-ARAGHI; Ahmad ; et al. | 2016-08-25 |
| Delayed Gelation Of Polymers App 20160137906 - GUAN; Huili ; et al. | 2016-05-19 |
| Low Molecular Weight Polyacrylates For Eor App 20160115371 - JOHNSON; Stephen J. ; et al. | 2016-04-28 |
| Swellable polymer with anionic sites Grant 9,267,075 - Moradi-Araghi , et al. February 23, 2 | 2016-02-23 |
| Swellable polymer with cationic sites Grant 9,139,762 - Moradi-Araghi , et al. September 22, 2 | 2015-09-22 |
| Crosslinked swellable polymer Grant 9,139,760 - Moradi-Araghi , et al. September 22, 2 | 2015-09-22 |
| Low Ph Crosslinking Of Polymers App 20140238702 - GUAN; Huili ; et al. | 2014-08-28 |
| Delayed Gelling Agents App 20140209305 - LIN; Ying-Ying ; et al. | 2014-07-31 |
| Nanogels For Delayed Gelation App 20140202693 - GUAN; Huili ; et al. | 2014-07-24 |
| Fluorescent Tags For Detection Of Swellable Polymers App 20140196894 - BERKLAND; Cory ; et al. | 2014-07-17 |
| Swellable Polymer With Cationic Sites App 20140162912 - MORADI-ARAGHI; Ahmad ; et al. | 2014-06-12 |
| Crosslinking Of Swellable Polymer With Pei App 20140144628 - MORADI-ARAGHI; Ahmad ; et al. | 2014-05-29 |
| Swellable Polymer With Anionic Sites App 20140131043 - MORADI-ARAGHI; Ahmad ; et al. | 2014-05-15 |
| Crosslinked Swellable Polymer App 20140102707 - MORADI-ARAGHI; Ahmad ; et al. | 2014-04-17 |
| Swellable polymer with cationic sites Grant 8,691,736 - Moradi-Araghi , et al. April 8, 2 | 2014-04-08 |
| Swellable polymer with anionic sites Grant 8,669,214 - Moradi-Araghi , et al. March 11, 2 | 2014-03-11 |
| Crosslinked swellable polymer Grant 8,648,018 - Moradi-Araghi , et al. February 11, 2 | 2014-02-11 |
| Oil recovery process Grant 8,607,867 - Sarathi , et al. December 17, 2 | 2013-12-17 |
| Methods and systems for conversion of molten sulfur to powder sulfur Grant 8,444,887 - Vienot , et al. May 21, 2 | 2013-05-21 |
| Swellable polymers with hydrophobic groups Grant 8,389,446 - Moradi-Araghi , et al. March 5, 2 | 2013-03-05 |
| Delayed Gelling Agents App 20120037364 - Guan; Huili ; et al. | 2012-02-16 |
| Methods And Systems For Conversion Of Molten Sulfur To Powder Sulfur App 20120018913 - Vienot; Michael E. ; et al. | 2012-01-26 |
| Wireline retrievable dsg/downhole pump system for cyclic steam and continuous steam flooding operations in petroleum reservoirs Grant 8,079,417 - Wegener , et al. December 20, 2 | 2011-12-20 |
| Oil Recovery Process App 20110094739 - Sarathi; Partha S. ; et al. | 2011-04-28 |
| Swellable Polymer With Cationic Sites App 20100314115 - Moradi-Araghi; Ahmad ; et al. | 2010-12-16 |
| Swellable Polymer With Anionic Sites App 20100314114 - Moradi-Araghi; Ahmad ; et al. | 2010-12-16 |
| Swellable Polymers With Hydrophobic Groups App 20100292109 - Moradi-Araghi; Ahmad ; et al. | 2010-11-18 |
| Crosslinked Swellable Polymer App 20100234252 - Moradi-Araghi; Ahmad ; et al. | 2010-09-16 |
| Wireline Retrievable Dsg/downhole Pump System For Cyclic Steam And Continuous Steam Flooding Operations In Petroleum Reservoirs App 20080302523 - Wegener; Dennis C. ; et al. | 2008-12-11 |
| In-situ formation of polyvalent metal ions for crosslinking polymers within carbonate rock-containing reservoirs Grant 4,630,678 - Mumallah , et al. December 23, 1 | 1986-12-23 |
| Method and apparatus for the recovery of hydrocarbons Grant 4,580,504 - Beardmore , et al. April 8, 1 | 1986-04-08 |
| Method and apparatus for the recovery of hydrocarbons Grant 4,515,093 - Beardmore , et al. May 7, 1 | 1985-05-07 |
| Well treatment method Grant 4,231,428 - Needham , et al. November 4, 1 | 1980-11-04 |
| Producing heavy oil from tar sands Grant 4,068,717 - Needham January 17, 1 | 1978-01-17 |
| Oil recovery by improved surfactant flooding Grant 4,004,637 - Needham , et al. January 25, 1 | 1977-01-25 |
| Method of recovering oil using steam Grant 3,994,345 - Needham November 30, 1 | 1976-11-30 |
| Method for reducing the permeability of subterranean formations to brines Grant 3,949,811 - Threlkeld , et al. * April 13, 1 | 1976-04-13 |
| Aiding Auto-ignition In Tar Sand Formation Grant 3,680,634 - Peacock , et al. August 1, 1 | 1972-08-01 |
| Shale Oil Production Grant 3,618,663 - Needham November 9, 1 | 1971-11-09 |
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