US3012301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bow roll
Assignee: Rodney Hunt Machine Co
•
Filing: 1960-07-26
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Granted: 1961-12-12
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Expires: 1980-07-26
Abstract
No abstract record available.
Inventors
- 👤 Henry T Rogers
- 👤 Vernon J Liberty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:31
CPC Classifications
D; D21; D21G; D21G9/00; D21G9/0009; B; B29; B29C; B29C55/00; B29C55/02; B29C55/04; B29C55/08; D06; D06B; D06B23/00; D06B23/02; D06C; D06C3/00; D06C3/06; D06C3/067; D21F; D21F5/00; D21F5/02; D06B2700/00; D06B2700/35; Y; Y10; Y10S; Y10S210/00; Y10S210/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2054214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |