Patent US2672637A successfully refreshed from Google Patents.
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 23:41
CPC Classifications
A; A63; A63B; A63B47/00; A63B47/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US389296A
Cited
GB189608283A
Cited
GB190812853A
Cited
US1614914A
Cited
US1710816A
Cited
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 |