US3398167A
Expired / Lapsed
US
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Acids and salts in which the anion has a transition metal attached to one to three-s(cf3) c=c(cf3)s-groups
Assignee: EIDP Inc
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Filing: 1963-10-25
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Granted: 1968-08-20
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Expires: 1983-10-25
Abstract
No abstract record available.
Inventors
- 👤 Mahler Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:51
CPC Classifications
C; C07; C07F; C07F19/00; C07F19/005; C07F1/00; C07F1/005; C07F11/00; C07F11/005; C07F13/00; C07F13/005; C07F15/00; C07F15/0006; C07F15/0013; C07F15/04; C07F15/045; C07F15/06; C07F15/065; C07F17/00; C07F17/02; C07F9/00; C07F9/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |