US3485536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material spreader
Assignee: Remington Arms Co LLC
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Filing: 1967-11-17
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Granted: 1969-12-23
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Expires: 1987-11-17
Abstract
No abstract record available.
Inventors
- 👤 Harlan J Donelson Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:24
CPC Classifications
B; B65; B65G; B65G69/00; B65G69/04; B65G69/0441; B65G69/0466; B65G2814/00; B65G2814/02; B65G2814/0241; B65G2814/0247
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) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |