Hsieh; Henry L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hsieh; Henry L..The latest application filed is for "polymers useful in the recovery and processing of natural resources".
- Hsieh; Henry L. - Bartlesville OK
- Hsieh; Henry L. - Pittsboro NC
- Hsieh; Henry L. - Pittboro NC
| Patent | Date |
|---|---|
| Polymers useful in the recovery and processing of natural resources Grant 6,030,928 - Stahl , et al. February 29, 2 | 2000-02-29 |
| Compositions and applications thereof of water-soluble copolymers comprising an ampholytic imidazolium inner salt Grant 5,829,527 - Ahmed , et al. November 3, 1 | 1998-11-03 |
| Grafted copolymers highly absorbent to aqueous electrolyte solutions Grant 5,439,983 - Ahmed , et al. * August 8, 1 | 1995-08-08 |
| Polymers useful in the recovery and processing of natural resources Grant 5,382,371 - Stahl , et al. January 17, 1 | 1995-01-17 |
| Flocculation process using lactam or vinyl sulfonate polymer Grant 5,326,854 - Stahl , et al. July 5, 1 | 1994-07-05 |
| Grafted copolymers highly absorbent to aqueous electrolyte solutions Grant 5,290,871 - Ahmed , et al. March 1, 1 | 1994-03-01 |
| Compositions and applications thereof of water-soluble copolymers comprising an ampholytic imidazolium inner salt Grant 5,270,382 - Ahmed , et al. December 14, 1 | 1993-12-14 |
| Polymeric adhesive and anti-corrosion agents Grant 5,239,002 - Ahmed , et al. August 24, 1 | 1993-08-24 |
| Superabsorbent polymers Grant 5,225,506 - Ahmed , et al. July 6, 1 | 1993-07-06 |
| Superabsorbent crosslinked ampholytic ion pair copolymers Grant 5,216,098 - Ahmed , et al. June 1, 1 | 1993-06-01 |
| Polymers useful in the recovery and processing of natural resources Grant 5,186,257 - Stahl , et al. February 16, 1 | 1993-02-16 |
| Olefin polymerization Grant 5,173,464 - Pettijohn , et al. December 22, 1 | 1992-12-22 |
| Olefin polymerization process Grant 5,109,085 - Pettijohn , et al. April 28, 1 | 1992-04-28 |
| Polymers useful in the recovery and processing of natural resources Grant 5,080,809 - Stahl , et al. January 14, 1 | 1992-01-14 |
| Superabsorbent crosslinked ampholytic ion pair copolymers Grant 5,075,399 - Ahmed , et al. December 24, 1 | 1991-12-24 |
| Olefin polymerization with cyclopentadienyl lanthanidealkyl of hydride in presence of hydrogen Grant 5,066,739 - Pettijohn , et al. November 19, 1 | 1991-11-19 |
| Olefin polymerization Grant 5,028,673 - Pettijohn , et al. July 2, 1 | 1991-07-02 |
| Polymers useful in the recovery and processing of natural resources Grant 4,951,921 - Stahl , et al. August 28, 1 | 1990-08-28 |
| Olefin polymerization Grant 4,791,086 - Yeh , et al. December 13, 1 | 1988-12-13 |
| Olefin polymerization Grant 4,699,962 - Hsieh , et al. October 13, 1 | 1987-10-13 |
| Block copolymers containing polymerized lactone segments Grant 4,603,171 - Hsieh , et al. July 29, 1 | 1986-07-29 |
| Olefin polymerization Grant 4,575,538 - Hsieh , et al. March 11, 1 | 1986-03-11 |
| Olefin polymerization Grant 4,556,647 - Yeh , et al. December 3, 1 | 1985-12-03 |
| Olefin polymerization Grant 4,544,718 - Yeh , et al. October 1, 1 | 1985-10-01 |
| Laminates Grant 4,239,806 - Hsieh , et al. December 16, 1 | 1980-12-16 |
| Polymerization of 1,3-cyclodiene with vinylaromatic hydrocarbon Grant 4,138,536 - Hsieh February 6, 1 | 1979-02-06 |
| Block copolymers Grant 4,136,137 - Hsieh , et al. January 23, 1 | 1979-01-23 |
| Treatment of coupled polymers prior to hydrogenation Grant 4,076,914 - Moczygemba , et al. February 28, 1 | 1978-02-28 |
| Epoxidized copolymers of styrene, butadiene and isoprene Grant 4,051,199 - Udipi , et al. September 27, 1 | 1977-09-27 |
| 1,3-Cyclodiene-acyclic conjugated diene copolymers Grant 4,020,251 - Hsieh April 26, 1 | 1977-04-26 |
| Polymerization Of Oxiranes And Lactones Grant 3,867,353 - Hsieh , et al. February 18, 1 | 1975-02-18 |
| Catalyst System Comprising An Organoaluminum Or An Organozinc And A Metal Salt Of A Carboxylic Acid Grant 3,755,197 - Hsieh August 28, 1 | 1973-08-28 |
| Polymerization Initiator Composition And Use Thereof Grant 3,716,495 - Hsieh February 13, 1 | 1973-02-13 |
| Compositions From Isocyanate-terminated Polydienes With Isocyanate-terminated Cyclic Polyethers And Adiamine Or Diol Chain Extender Grant 3,607,976 - Hsieh , et al. September 21, 1 | 1971-09-21 |
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