Patent US854073A successfully refreshed from Google Patents.
US854073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curtain-fastening device.
Assignee: Individual
•
Filing: 1906-09-14
•
Granted: 1907-05-21
•
Expires: 1926-09-14
Abstract
No abstract record available.
Inventors
- 👤 Arthur F Bruckner
- 👤 George Sayre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:34
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/06; Y; Y10; Y10S; Y10S292/00; Y10S292/50; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45482; Y10T24/45487; Y10T24/45524; Y10T24/45592; Y10T24/4588; Y10T24/45942
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) | 1910-05-20 | 1910-11-19 | 1911-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-05-20 | 1914-11-19 | 1915-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-05-20 | 1918-11-19 | 1919-05-21 | $7700.00 | Window Closed / Lapsed |