US2934634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Game and practice attachment for a gun
Assignee: Individual
•
Filing: 1957-07-09
•
Granted: 1960-04-26
•
Expires: 1977-07-09
Abstract
No abstract record available.
Inventors
- 👤 William M Hellberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:43
CPC Classifications
F; F41; F41J; F41J5/00; F41J5/02; F41G; F41G3/00; F41G3/26; F41G3/2616; F41G3/2622; F41G3/2655; A; A63; A63F; A63F9/00; A63F9/02; A63F9/0291
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) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |