Patent US2483813A successfully refreshed from Google Patents.
US2483813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stair carpet holder
Assignee: Individual
•
Filing: 1945-08-10
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Granted: 1949-10-04
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Expires: 1965-08-10
Abstract
No abstract record available.
Inventors
- 👤 Davis Frank Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:48
CPC Classifications
A; A47; A47G; A47G27/00; A47G27/06
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-03 | 1953-04-04 | 1953-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-03 | 1957-04-04 | 1957-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-03 | 1961-04-04 | 1961-10-04 | $7700.00 | Window Closed / Lapsed |