US2665611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mirror supporting mount and securing means
Assignee: Graflex Inc
•
Filing: 1950-12-21
•
Granted: 1954-01-12
•
Expires: 1970-12-21
Abstract
No abstract record available.
Inventors
- 👤 Clarence E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:29
CPC Classifications
G; G03; G03B; G03B13/00; G03B13/18; G03B13/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US536493A
Cited
GB190713562A
Cited
US1281926A
Cited
US1724029A
Cited
US2129189A
Cited
US2306023A
Cited
US2403737A
Cited
US2392428A
Cited
US2487875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |