Patent US4084249A successfully refreshed from Google Patents.
US894115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door check or catch.
Assignee: Individual
•
Filing: 1907-06-24
•
Granted: 1908-07-21
•
Expires: 1927-06-24
Abstract
No abstract record available.
Inventors
- 👤 Francis M Case
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:28
CPC Classifications
E; E05; E05C; E05C19/00; E05C19/06; E05C19/063; E05C17/00; E05C17/02; E05C17/46; E05C17/52; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0814; Y10T292/0817
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) | 1911-07-21 | 1912-01-20 | 1912-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-07-21 | 1916-01-20 | 1916-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-07-21 | 1920-01-20 | 1920-07-21 | $7700.00 | Window Closed / Lapsed |