Patent US3397150A successfully refreshed from Google Patents.
US3397150A
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US
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Composition and method for treating surfaces
Assignee: EIDP Inc
•
Filing: 1966-03-15
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Granted: 1968-08-13
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Expires: 1986-03-15
Abstract
No abstract record available.
Inventors
- 👤 Burt James Gordon
- 👤 Phillips Howard Elliot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:03
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/02; C23C22/03; C11; C11D; C11D1/00; C11D1/02; C11D1/34; C11D1/345; C11D3/00; C11D3/43; C23G; C23G5/00; C23G5/02; C23G5/028; C23G5/02854; C23G5/02896; F; F26; F26B; F26B5/00; F26B5/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2080299A
Cited
US2413852A
Cited
US2902454A
Cited
GB835072A
Cited
US3003247A
Cited
US3291745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |