US2660157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball projector
Assignee: REPUBLIC PATENT Corp
•
Filing: 1951-04-25
•
Granted: 1953-11-24
•
Expires: 1971-04-25
Abstract
No abstract record available.
Inventors
- 👤 Melvin J Binks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:51
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/40; A63B69/407; A63B69/408; F; F41; F41B; F41B7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1146262A
Cited
US1190565A
Cited
US1758032A
Cited
US1863035A
Cited
US1834395A
Cited
US2566090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-23 | 1957-05-25 | 1957-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-23 | 1961-05-25 | 1961-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-23 | 1965-05-25 | 1965-11-24 | $7700.00 | Window Closed / Lapsed |