US2827034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball projecting mechanism
Assignee: Individual
•
Filing: 1953-12-11
•
Granted: 1958-03-18
•
Expires: 1973-12-11
Abstract
No abstract record available.
Inventors
- 👤 Hugo F Rothe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:52
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/22; A63F7/24; A63F7/2409; A63F7/249
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB176651A
Cited
US2449432A
Cited
US2535225A
Cited
US2509666A
Cited
US2504818A
Cited
US2578375A
Cited
US2675238A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |