US3013422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dye kettle
Assignee: Rodney Hunt Machine Co
•
Filing: 1956-01-12
•
Granted: 1961-12-19
•
Expires: 1976-01-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles H Amidon
- 👤 Mortimer G Hopkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:41
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/10; D06B3/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2301437A
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US2481979A
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FR970610A
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US2676478A
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US2706391A
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US2707382A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |