US3459019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for rolling flat strip
Assignee: United Engineering and Foundry Co
•
Filing: 1966-09-01
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Granted: 1969-08-05
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Expires: 1986-09-01
Abstract
No abstract record available.
Inventors
- 👤 Morris Denor Stone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:00
CPC Classifications
B; B21; B21B; B21B37/00; B21B37/48; B21B37/28; B21B37/38; B21B37/50; B21B2263/00; B21B2263/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB794290A
Cited
US3006225A
Cited
US3245241A
Cited
US3315506A
Cited
US3334508A
Cited
FR1469660A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |