US2649758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating machine with circulating system
Assignee: Uniroyal Inc
•
Filing: 1950-12-05
•
Granted: 1953-08-25
•
Expires: 1970-12-05
Abstract
No abstract record available.
Inventors
- 👤 William W Cowgill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:49
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/02; D21H23/22; D21H23/52; D21H23/56; D21H5/00; D21H5/0005; D21H5/0025; D21H5/003; Y; Y10; Y10S; Y10S159/00; Y10S159/04; Y10S159/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2545445A
Cited
US2438929A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |