Patent US2675073A successfully refreshed from Google Patents.
US2675073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire tread lacerating method
Assignee: Uniroyal Inc
•
Filing: 1952-02-09
•
Granted: 1954-04-13
•
Expires: 1972-02-09
Abstract
No abstract record available.
Inventors
- 👤 George V Constantakis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:05
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/52; B29D30/68; Y; Y10; Y10T; Y10T82/00; Y10T82/10; Y10T82/18; Y10T82/185
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |