Patent US948541A successfully refreshed from Google Patents.
US948541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-insulating wall.
Assignee: Individual
•
Filing: 1908-03-23
•
Granted: 1910-02-08
•
Expires: 1928-03-23
Abstract
No abstract record available.
Inventors
- 👤 Clyde J Coleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:04
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/065; F25D2201/00; F25D2201/10; F25D2201/14; Y; Y10; Y10S; Y10S264/00; Y10S264/06; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879; Y10T428/00; Y10T428/31504; Y10T428/3167; Y10T428/31674; Y10T428/31826
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1913-02-07 | 1913-08-09 | 1914-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-02-07 | 1917-08-09 | 1918-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-02-07 | 1921-08-09 | 1922-02-08 | $7700.00 | Window Closed / Lapsed |