US3002301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Land surface shaper
Assignee: ALLIED COMPANIES Inc
•
Filing: 1959-11-16
•
Granted: 1961-10-03
•
Expires: 1979-11-16
Abstract
No abstract record available.
Inventors
- 👤 Fendal K Chapman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:04
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/80; E02F3/84; E02F3/841; E02F3/7636
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1584862A
Cited
FR933973A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |