US3088237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-on marker
Assignee: Individual
•
Filing: 1959-03-18
•
Granted: 1963-05-07
•
Expires: 1979-03-18
Abstract
No abstract record available.
Inventors
- 👤 Walter A Plummer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:43
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/36; H01B7/368; G; G09; G09F; G09F3/00; G09F3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1298981A
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US1779496A
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US2035674A
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US1938951A
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US2029719A
Cited
US2188710A
Cited
US2468397A
Cited
US2514437A
Cited
US2499898A
Cited
GB760697A
Cited
US2756172A
Cited
US2929161A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |