US2392768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temporary protective coatings
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1942-06-18
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Granted: 1946-01-08
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Expires: 1962-06-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph D Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:30
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/28; C03C17/32; C03C2218/00; C03C2218/30; C03C2218/355; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31627
Claims Analysis
Total Claims: 0
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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) | 1949-01-07 | 1949-07-09 | 1950-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-07 | 1953-07-09 | 1954-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-07 | 1957-07-09 | 1958-01-08 | $7700.00 | Window Closed / Lapsed |