US2898983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll-up awning
Assignee: Chamberlain Corp
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Filing: 1956-11-30
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Granted: 1959-08-11
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Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 Nicholas L Etten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:04
CPC Classifications
E; E04; E04F; E04F10/00; E04F10/08; E04F10/02; E04F10/06; E04F10/0633; E04F10/0611; E04F10/0614
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |