US1678980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective coating for metal and the like
Assignee: Individual
•
Filing: 1926-10-12
•
Granted: 1928-07-31
•
Expires: 1946-10-12
Abstract
No abstract record available.
Inventors
- 👤 John B W Gardiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:18
CPC Classifications
C; C09; C09D; C09D195/00; C09D195/005; Y; Y10; Y10S; Y10S118/00; Y10S118/11; Y10S264/00; Y10S264/43; Y10T; Y10T428/00; Y10T428/26; Y10T428/31504; Y10T428/31678; Y10T428/31717; Y10T428/31815; Y10T428/31819
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) | 1931-07-31 | 1932-01-30 | 1932-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-07-31 | 1936-01-30 | 1936-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-07-31 | 1940-01-30 | 1940-07-31 | $7700.00 | Window Closed / Lapsed |