US2922539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Complete roofing method and apparatus
Assignee: Individual
•
Filing: 1956-04-23
•
Granted: 1960-01-26
•
Expires: 1976-04-23
Abstract
No abstract record available.
Inventors
- 👤 Carroll C Figge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:35
CPC Classifications
E; E04; E04D; E04D15/00; E04D15/07; E04D15/06; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1788; Y10T156/179
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1324050A
Cited
US1846145A
Cited
US2124843A
Cited
US2197879A
Cited
US2241863A
Cited
US2280579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |