US2668570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire rivet
Assignee: Individual
•
Filing: 1950-03-04
•
Granted: 1954-02-09
•
Expires: 1970-03-04
Abstract
No abstract record available.
Inventors
- 👤 Carl A Pfeifer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:23
CPC Classifications
B; B29; B29C; B29C73/00; B29C73/04; B29C73/06; B29C73/08; B29L; B29L2030/00; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10882; Y10T152/10909
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) | 1957-02-08 | 1957-08-10 | 1958-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-08 | 1961-08-10 | 1962-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-08 | 1965-08-10 | 1966-02-09 | $7700.00 | Window Closed / Lapsed |