Nesheiwat; Afif M.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nesheiwat; Afif M..The latest application filed is for "acid wash of polyarylene sulfides".

Company Profile

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Nesheiwat; Afif M. - Charham NJ
Nesheiwat; Afif M. - Madison NJ
Nesheiwat; Afif M. - Chatham NJ
Nesheiwat; Afif M. - Bartlesville OK

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Acid wash of polyarylene sulfides Grant 5,314,972 - Nesheiwat , et al. * May 24, 1	1994-05-24
Aromatic sulfide/sulfone polymer production Grant 5,134,224 - Nesheiwat , et al. July 28, 1	1992-07-28
Higher molecular weight arylene sulfide resin and process for its preparation Grant 5,110,901 - Hoover , et al. May 5, 1	1992-05-05
Method to recover granular poly(arylene sulfide ketone) and poly(arylene sulfide diketone) Grant 5,089,597 - Nesheiwat , et al. February 18, 1	1992-02-18
Process for preparing poly(arylene sulfide sulfone) with controlled ratio of alkali metal carboxylate to sulfur source Grant 5,053,486 - Nesheiwat October 1, 1	1991-10-01
Method to recover liquified poly(arylene sulfide) with separation agent Grant 5,037,954 - Nesheiwat , et al. August 6, 1	1991-08-06
Preparation of poly(arylene sulfide/sulfone) polymer with addition of water after polymerization is initiated Grant 5,008,368 - Nesheiwat April 16, 1	1991-04-16
Acid wash of polyarylene sulfides Grant 4,801,664 - Nesheiwat , et al. January 31, 1	1989-01-31
P-phenylene sulfide polymer preparation with dehydrated mixture of alkali metal hydroxide and excess alkali metal bisulfide Grant 4,786,711 - Senatore , et al. November 22, 1	1988-11-22
Arylene sulfide polymer preparation from dehydrated admixture comprising sulfur source, cyclic amide solvent and water Grant 4,767,841 - Goetz , et al. August 30, 1	1988-08-30
Reprecipitation of poly(arylene sulfide) to increase molecular weight thereof Grant 4,748,231 - Nesheiwat May 31, 1	1988-05-31
Recovering poly(arylene sulfide) oligomers from a poly(arylene sulfide) reaction mixture Grant 4,730,034 - Nesheiwat , et al. March 8, 1	1988-03-08
Granular poly(arylene sulfide) recovery using evaporation Grant 4,524,200 - Sherk , et al. June 18, 1	1985-06-18

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