Patent US6874953B2 successfully refreshed from Google Patents.
US3501149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dart game assembly
Assignee: RICHARD J MEYER
•
Filing: 1967-11-13
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Granted: 1970-03-17
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Expires: 1987-11-13
Abstract
No abstract record available.
Inventors
- 👤 Richard J Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:15
CPC Classifications
F; F41; F41J; F41J3/00; F41J3/0009; F41J3/0014; F41J3/0028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191126680A
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GB503045A
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GB508153A
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GB587980A
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Cited
US2788211A
Cited
US3300216A
Cited
US3309091A
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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) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |