US3026864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spear gun
Assignee: Individual
•
Filing: 1958-07-18
•
Granted: 1962-03-27
•
Expires: 1978-07-18
Abstract
No abstract record available.
Inventors
- 👤 John W Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:29
CPC Classifications
F; F41; F41B; F41B7/00; F41B7/04; F41B7/043; F41B7/046; A; A01; A01K; A01K81/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1506068A
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US1704810A
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US2267065A
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US2301789A
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US2540079A
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US2537754A
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US2725656A
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US2839862A
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US2803087A
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US2770905A
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US2888004A
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US2904338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |