US2576270A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel construction
Assignee: HAMLIN METAL PRODUCTS Co
•
Filing: 1947-10-25
•
Granted: 1951-11-27
•
Expires: 1967-10-25
Abstract
No abstract record available.
Inventors
- 👤 Mercer D Walklet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:26
CPC Classifications
B; B60; B60C; B60C7/00; B60C7/10; B60C7/14; B60B; B60B3/00; B60B3/08; B60B3/082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US541396A
Cited
USRE17461E
Cited
GB189615341A
Cited
US954048A
Cited
FR419679A
Cited
US1057398A
Cited
US1595182A
Cited
FR799461A
Cited
US2271432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-26 | 1955-05-28 | 1955-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-26 | 1959-05-28 | 1959-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-26 | 1963-05-28 | 1963-11-27 | $7700.00 | Window Closed / Lapsed |