US2447722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crib
Assignee: EDISON WOOD PRODUCTS Inc
•
Filing: 1945-05-18
•
Granted: 1948-08-24
•
Expires: 1965-05-18
Abstract
No abstract record available.
Inventors
- 👤 Charles E Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:19
CPC Classifications
A; A47; A47D; A47D7/00; A47D7/01; A47D7/03; A47D9/00; A47D9/012
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1951-08-24 | 1952-02-23 | 1952-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-24 | 1956-02-23 | 1956-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-24 | 1960-02-23 | 1960-08-24 | $7700.00 | Window Closed / Lapsed |