US2597946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the treatment of external surfaces of cans
Assignee: Chain Belt Co
•
Filing: 1946-12-20
•
Granted: 1952-05-27
•
Expires: 1966-12-20
Abstract
No abstract record available.
Inventors
- 👤 Albert M Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:04
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/08; B08B9/20; B08B9/36; A; A23; A23B; A23B2/00; A23B2/20; A23B2/203
Claims Analysis
Total Claims: 0
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US2139318A
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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) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |