US3091159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Earth tamper
Assignee: Individual
•
Filing: 1959-07-31
•
Granted: 1963-05-28
•
Expires: 1979-07-31
Abstract
No abstract record available.
Inventors
- 👤 John L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:34
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/96; E02F3/967; E02D; E02D3/00; E02D3/02; E02D3/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US619426A
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US704884A
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US843636A
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US949394A
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US1684882A
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US1731984A
Cited
US1987898A
Cited
DE728770C
Cited
US2162559A
Cited
US2234831A
Cited
US2293962A
Cited
US2402393A
Cited
US2688233A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |