US2841398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball game apparatus
Assignee: ELVA NEGLEY CONNER
•
Filing: 1952-07-09
•
Granted: 1958-07-01
•
Expires: 1972-07-09
Abstract
No abstract record available.
Inventors
- 👤 Richard W Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:13
CPC Classifications
A; A63; A63F; A63F7/00; A63F7/06
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |