US2701672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball pump
Assignee: GUSHION B CLARK JR
•
Filing: 1952-08-11
•
Granted: 1955-02-08
•
Expires: 1972-08-11
Abstract
No abstract record available.
Inventors
- 👤 Paul N Glasco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:18
CPC Classifications
A; A63; A63H; A63H27/00; A63H27/10; A63H2027/1033; A63H2027/1083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US105890A
Cited
US285477A
Cited
US360422A
Cited
US451179A
Cited
US1459282A
Cited
US2105957A
Cited
US2119133A
Cited
US2439053A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |