US2575378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die cutting block
Assignee: Uniroyal Inc
•
Filing: 1948-01-08
•
Granted: 1951-11-20
•
Expires: 1968-01-08
Abstract
No abstract record available.
Inventors
- 👤 Byron W Bender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:58
CPC Classifications
B; B32; B32B; B32B25/00; B32B25/04; B32B25/08; B29; B29C; B29C67/00; B29C67/24; C; C14; C14B; C14B5/00; C14B5/02; Y; Y10; Y10S; Y10S525/00; Y10S525/942; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/24983; Y10T428/31504; Y10T428/31826; Y10T428/3183; Y10T428/31855; Y10T428/31909; Y10T428/31924; Y10T83/00; Y10T83/929; Y10T83/9309
Claims Analysis
Total Claims: 0
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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) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |