US2458786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ski towrope gripper
Assignee: Individual
•
Filing: 1947-01-22
•
Granted: 1949-01-11
•
Expires: 1967-01-22
Abstract
No abstract record available.
Inventors
- 👤 Earl E Lagergren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:57
CPC Classifications
B; B61; B61B; B61B12/00; B61B12/12; B61B12/127; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3936; Y10T24/3953; Y10T24/45; Y10T24/45225; Y10T24/45969
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-11 | 1952-07-12 | 1953-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-11 | 1956-07-12 | 1957-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-11 | 1960-07-12 | 1961-01-11 | $7700.00 | Window Closed / Lapsed |