US3420451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for spreading moist material on the ground
Assignee: Individual
•
Filing: 1965-08-18
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Granted: 1969-01-07
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Expires: 1985-08-18
Abstract
No abstract record available.
Inventors
- 👤 Anton Kahlbacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:06
CPC Classifications
E; E01; E01H; E01H10/00; E01H10/007; A; A01; A01C; A01C17/00; B; B65; B65G; B65G69/00; B65G69/04; B65G69/0466; B65G2814/00; B65G2814/02; B65G2814/0241; B65G2814/0288
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |