US3550894A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame clamping device
Assignee: Individual
•
Filing: 1968-11-29
•
Granted: 1970-12-29
•
Expires: 1988-11-29
Abstract
No abstract record available.
Inventors
- 👤 Louis Kaplan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:44
CPC Classifications
F; F16; F16B; F16B45/00; F16B45/005; F16B45/015; A; A47; A47F; A47F5/00; A47F5/08; A47G; A47G1/00; A47G1/16; A47G1/20; A47G1/21; A47G1/215; F16B45/008; G; G09; G09F; G09F1/00; G09F1/10
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) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |