This application is a continuation-in-part of copending application Ser. No. 578,598, filed May 19, 1975 now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
2618640 | Archer et al. | Nov 1952 | |
3016403 | Dodson | Jan 1962 | |
3054719 | Hendrik et al. | Sep 1972 | |
3412149 | Schlor et al. | Nov 1968 | |
3415887 | Keogh et al. | Dec 1968 | |
3465044 | Hirano et al. | Sep 1969 | |
3466377 | Shunk et al. | Sep 1969 | |
3549702 | Loev | Dec 1970 | |
3615745 | Crovetti et al. | Oct 1971 | |
3624094 | Gautier et al. | Nov 1971 | |
3637803 | Shen et al. | Jan 1972 | |
3689567 | Shen et al. | Sep 1972 |
Number | Date | Country |
---|---|---|
1,178,279 | Jan 1970 | UK |
Entry |
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C.A., 72, 1970, Shen et al., 3223x. |
C.A., 56, (1962), Corey et al., 15335b. |
Klenk et al., JACS, 70 (1948), pp. 3846-3850. |
Metcalf et al., Bulletin World Health Organization, vol. 38, pp. 633-647 (1968). |
Number | Date | Country | |
---|---|---|---|
Parent | 578598 | May 1975 |