Patent US3035564A successfully refreshed from Google Patents.
US3035564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dart gun toy
Assignee: Individual
•
Filing: 1959-05-01
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Granted: 1962-05-22
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Expires: 1979-05-01
Abstract
No abstract record available.
Inventors
- 👤 Werner F Hellman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:00
CPC Classifications
F; F41; F41B; F41B7/00; F41B7/08
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) | 1965-05-21 | 1965-11-20 | 1966-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-21 | 1969-11-20 | 1970-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-21 | 1973-11-20 | 1974-05-22 | $7700.00 | Window Closed / Lapsed |