US2551808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluting machine
Assignee: E R Moore Co
•
Filing: 1948-02-28
•
Granted: 1951-05-08
•
Expires: 1968-02-28
Abstract
No abstract record available.
Inventors
- 👤 Elbert W Minns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:12
CPC Classifications
D; D06; D06J; D06J1/00; D06J1/02; D06J1/04; D05; D05B; D05B1/00; D05B1/02; Y; Y10; Y10T; Y10T83/00; Y10T83/343
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) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |