US3540970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tipping machine
Assignee: Individual
•
Filing: 1967-12-05
•
Granted: 1970-11-17
•
Expires: 1987-12-05
Abstract
No abstract record available.
Inventors
- 👤 Claude Raymond Huntwork
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:14
CPC Classifications
B; B65; B65H; B65H37/00; B65H37/04; B65H39/00; B65H39/02; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1744; Y10T156/1776; Y10T156/1778; Y10T156/178
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2539401A
Cited
US2525612A
Cited
US2744562A
Cited
US2850195A
Cited
US3274043A
Cited
US3348519A
Cited
US3378430A
Cited
US3352403A
Cited
US3366222A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |