This is a continuation of application Ser. No. 08/566,194, filed Dec. 12, 1995, now abandoned, which is a continuation of application Ser. No. 08/376,134, filed Jan. 19, 1995, now abandoned, which is a continuation of application Ser. No. 08/222,506, filed Apr. 4, 1994, now abandoned, which is a continuation of application Ser. No. 07/938,976, filed Sep. 1, 1992, now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
2264103 | Tucker | Nov 1941 | |
2437253 | Henderson et al. | Mar 1948 | |
3915921 | Schlatzer, Jr. | Oct 1975 | |
3940351 | Schlatzer, Jr. | Feb 1976 | |
3963649 | Spadini | Jun 1976 | |
4098818 | Krummel et al. | Jul 1978 | |
4133779 | Hellyer et al. | Jan 1979 | |
4382871 | Lamberti et al. | May 1983 | |
4390670 | Walinsky | Jun 1983 | |
4429097 | Chang et al. | Jan 1984 | |
4435317 | Gerritsen et al. | Mar 1984 | |
4486338 | Ootani | Dec 1984 | |
4492646 | Welch | Jan 1985 | |
4533485 | O'Connor | Aug 1985 | |
4663071 | Bush et al. | May 1987 | |
4681704 | Bernardino et al. | Jul 1987 | |
4687592 | Collins et al. | Aug 1987 | |
4702858 | Denzinger et al. | Oct 1987 | |
4711740 | Carter et al. | Dec 1987 | |
4734221 | Edwards et al. | Mar 1988 | |
4827028 | Scardera | May 1989 | |
4844824 | Mermelstein | Jul 1989 | |
4861503 | Hollingsworth et al. | Aug 1989 | |
4874540 | Greenwald et al. | Oct 1989 | |
4897220 | Trieselt et al. | Jan 1990 | |
4904359 | Pancheri et al. | Feb 1990 | |
4906397 | Leighton et al. | Mar 1990 | |
4946627 | Leighton et al. | Aug 1990 | |
5004557 | Nagarajan et al. | Apr 1991 | |
5013485 | Tsukuda et al. | May 1991 | |
5030245 | Hemling et al. | Jul 1991 | |
5057241 | Merritt et al. | Oct 1991 | |
5061396 | Lovine et al. | Oct 1991 | |
5073293 | Deguchi | Dec 1991 | |
5075042 | Allison et al. | Dec 1991 | |
5120326 | Hemling et al. | Jun 1992 | |
5174927 | Honsa | Dec 1992 | |
5230823 | Wise et al. | Jul 1993 | |
5233087 | Cripe | Aug 1993 | |
5269974 | Ofosu-Asante | Dec 1993 | |
5376310 | Cripe | Dec 1994 | |
5378409 | Ofosu-Asante | Jan 1995 |
Number | Date | Country |
---|---|---|
0 193 386 | Mar 1986 | EPX |
0399752 | Nov 1990 | EPX |
WO 9100318 | Jan 1991 | EPX |
WO 9206156 | Apr 1992 | EPX |
WO 9000538 | Jan 1990 | WOX |
WO 9206171 | Apr 1991 | WOX |
Entry |
---|
Copending U.S. Pat. Appl. Ser. No. 07/857,692, Cripe, filed Mar. 25, 1992. |
Copending U.S. Pat. Appl. Ser. No. 07/807,770, Wise et al, filed Dec. 9, 1991. |
Copending U.S. Pat. Appl. Ser. No. 07/819,559, Ofosu-Asante, filed Jan. 13, 1992. |
Copending U.S. Pat. Appl. Ser. No. 07/839,738, Cripe et al, filed Feb. 19, 1992. |
Copending U.S. Pat. Appl. Ser. No. 07/938,979, Ofosu-Asante, filed Sep. 1, 1992. |
Copending U.S. Pat. Appl. Ser. No. 07/938,978, Ofosu-Asante, filed Sep. 1, 1992. |
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"Sequestered Polycarboxylated Surfactants", Tom S. Targos et al, 81st American Oil Chemists' Society Annual Meeting and Exposition, Baltimore, Maryland, May 22-25, 1990. |
Number | Date | Country | |
---|---|---|---|
Parent | 566194 | Dec 1995 | |
Parent | 376134 | Jan 1995 | |
Parent | 222506 | Apr 1994 | |
Parent | 938976 | Sep 1992 |