US2672637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable golf ball cleaner
Assignee: Individual
•
Filing: 1948-02-13
•
Granted: 1954-03-23
•
Expires: 1968-02-13
Abstract
No abstract record available.
Inventors
- 👤 Louis S Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:23
CPC Classifications
A; A63; A63B; A63B47/00; A63B47/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US389296A
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GB189608283A
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GB190812853A
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US1614914A
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US1710816A
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US1758011A
Cited
US1838958A
Cited
US1889809A
Cited
US1950318A
Cited
GB416643A
Cited
US2369881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |