Patent US2472187A successfully refreshed from Google Patents.
US2472187A
Expired / Lapsed
US
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Indoor golf
Assignee: Individual
•
Filing: 1947-07-24
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Granted: 1949-06-07
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Expires: 1967-07-24
Abstract
No abstract record available.
Inventors
- 👤 Charley S Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:41
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/06; A63F7/0604; A63F7/0628
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US973484A
Cited
US1098513A
Cited
US1295437A
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US1545329A
Cited
US1544380A
Cited
US1663889A
Cited
US1712561A
Cited
US1856117A
Cited
US2173697A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |