US2685852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roof covering
Assignee: Individual
•
Filing: 1952-01-30
•
Granted: 1954-08-10
•
Expires: 1972-01-30
Abstract
No abstract record available.
Inventors
- 👤 Godel Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:11
CPC Classifications
E; E04; E04D; E04D1/00; E04D1/02; E04D1/06; E04D1/29; E04D1/2907; E04D1/2914; E04D1/2916; E04D1/2918; E04D1/2942
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US345089A
Cited
US1519350A
Cited
US2126676A
Cited
US2140691A
Cited
US2195847A
Cited
US2225992A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |