US3386733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Batting practice device
Assignee: ANTHONY F RUSSO
•
Filing: 1965-08-25
•
Granted: 1968-06-04
•
Expires: 1985-08-25
Abstract
No abstract record available.
Inventors
- 👤 Anthony F Russo
- 👤 Small Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:54
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/0002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |