US3592747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a decorative and protective coating on a surface
Assignee: Samuel L Cohn & Charles C Cohn
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Filing: 1966-08-17
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Granted: 1971-07-13
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Expires: 1986-08-17
Abstract
Abstract PROCESS OF FORMING ON A SURFACE A DECORATIVE COATING RESISTANT TO CORROSION AND ABRASION WHICH COMPRISES FORMING A LOOSELY ADHERENT PROOUS FILM OF PARTICLES ON THE SURFACE, APPLYING A SILICATE SOLUTION TO THE FILM COATED SURFACE, DRYING THE SILICATE-FILM COATING AND HEATING THE DRIED SILICATE-FILM COATING TO INSOLUBILIZE THE SILICATE.
Inventors
- 👤 Charles C Cohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:32
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/82; C23C22/83; C04; C04B; C04B28/00; C04B28/24; C04B28/26; C23C22/05; C23C22/06; C23C22/24; C23C22/30; C23C22/34; C23C22/37; C23C22/40; C23C22/44; C23C22/48; C23C22/50; C23C22/52; C23C22/60; C23C22/66; C23C22/67; C23C22/68; C23C24/00; C04B2111/00; C04B2111/00474; C04B2111/00482
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |