Claims
- 1. A compound of Formula XVI ##STR48## wherein R.sub.10 and R.sub.11 are alkyl of one to eight carbon atoms or R.sub.10 and R.sub.11 together are ##STR49## or --CH.sub.2 --CH.sub.2 --CH.sub.2 --.
- 2. A compound according to claim 1 wherein R.sub.10 and R.sub.11 are methyl or ethyl or R.sub.10 and R.sub.11 together are ##STR50## .
Parent Case Info
This is a divisional application of U.S. Ser. No. 07/891,602 filed Jun. 1, 1992, U.S. Pat. No. 5,216,174 which is a divisional application of U.S. application Ser. No. 07/834,443, filed Feb. 12, 1992, which application issued Sep. 22, 1992, as U.S. Pat. No. 5,149,837, which is a divisional application of U.S. application Ser. No. 07/792,311, filed Nov. 14, 1991, which application issued Jun. 23, 1992, as U.S. Pat. No. 5,124,482, which is a divisional application of U.S. application Ser. No. 07/595,461, filed Oct. 9, 1990, which application issued Mar. 17, 1992, as U.S. Pat. No. 5,097,045, which is a divisional application of U.S. application Ser. No. 07,303,733, filed Feb. 1, 1989, which application issued Mar. 26, 1991, as U.S. Pat. No. 5,003,080, which is a continuation-in-part of U.S. application Ser. No. 07/158,439, filed Feb. 22, 1988, now abandoned.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
5097045 |
Butler et al. |
Mar 1992 |
|
Divisions (5)
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Number |
Date |
Country |
Parent |
891602 |
Jun 1992 |
|
Parent |
834443 |
Feb 1992 |
|
Parent |
792311 |
Nov 1991 |
|
Parent |
595461 |
Oct 1990 |
|
Parent |
303733 |
Feb 1989 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
158439 |
Feb 1988 |
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