US2546140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Racket
Assignee: AG Spalding and Bros Inc
•
Filing: 1945-05-04
•
Granted: 1951-03-20
•
Expires: 1965-05-04
Abstract
No abstract record available.
Inventors
- 👤 James N Tynan
- 👤 Gerald K Geerlings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:51
CPC Classifications
A; A63; A63B; A63B49/00; A63B49/02; A63B49/03; A63B49/032; A63B49/08; A63B49/035; A63B60/00; A63B60/02; A63B60/06; A63B60/08; A63B60/10; A63B60/16; A63B60/22; A63B60/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE20684E
Cited
US1541829A
Cited
US2150737A
Cited
GB415707A
Cited
US2028291A
Cited
GB478008A
Cited
US2153550A
Cited
US2220852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |