US2844180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety rim structure
Assignee: Individual
•
Filing: 1955-04-25
•
Granted: 1958-07-22
•
Expires: 1975-04-25
Abstract
No abstract record available.
Inventors
- 👤 Carl J E Omeron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:15
CPC Classifications
B; B60; B60C; B60C17/00; B60C17/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR962439A
Cited
US2102551A
Cited
US2127052A
Cited
US2241858A
Cited
US2537442A
Cited
US2775282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |