Patent US2689129A successfully refreshed from Google Patents.
US2689129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control switch unit and circuit for baseball games
Assignee: RAYMOND T MOLONEY
•
Filing: 1950-07-19
•
Granted: 1954-09-14
•
Expires: 1970-07-19
Abstract
No abstract record available.
Inventors
- 👤 Donald E Hooker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:14
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/02; A63F7/025; A63F7/027; A63F7/06; A63F7/0604; A63F7/0608
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2008479A
Cited
US2118037A
Cited
US2310138A
Cited
US2427207A
Cited
US2532627A
Cited
US2494520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |