US2557786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating a siliceous base
Assignee: Corning Glass Works
•
Filing: 1947-06-12
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Granted: 1951-06-19
•
Expires: 1967-06-12
Abstract
No abstract record available.
Inventors
- 👤 Johannson Oscar Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:16
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/34; C03C17/3405; C04; C04B; C04B41/00; C04B41/45; C04B41/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
THE METHOD OF COATING A SILICEOUS BASE MEMBER WHICH COMPRISES PRIMING THE SURFACE OF THE BASE MEMBER WITH A COMPOSITION COMPRISING PHENYLSILICON TRICHLORIDE AND THEREAFTER APPLYING TO THE PRIMED SURFACE A SOLUTION OF RESINOUS COATING AND THEREAFTER DRYING THE COATED BASE.
Claim 2
Independent Claim
41 words
THE METHOD OF COATING A SILICEOUS BASE MEMBER WHICH COMPRISES PRIMING THE SURFACE OF THE BASE MEMBER WITH A COMPOSITION COMPRISING PHENYLSILICON TRICHLORIDE AND THEREAFTER APPLYING TO THE PRIMED SURFACE A SOLUTION OF RESINOUS COATING AND THEREAFTER DRYING THE COATED BASE.
References Cited (Backward Citations)
US2286767A
Cited
US2215048A
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US2258218A
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US2258222A
Cited
US2306222A
Cited
US2390370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-18 | 1954-12-18 | 1955-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-18 | 1958-12-18 | 1959-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-18 | 1962-12-18 | 1963-06-19 | $7700.00 | Window Closed / Lapsed |