US2495107A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll grooving apparatus
Assignee: Bridgestone Firestone Inc
•
Filing: 1946-07-19
•
Granted: 1950-01-17
•
Expires: 1966-07-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Koenig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:32
CPC Classifications
B; B24; B24B; B24B19/00; B24B19/02; B24B19/022; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/300056; Y10T409/300168; Y10T409/300224
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1340031A
Cited
US1504519A
Cited
US1419812A
Cited
US1818288A
Cited
US2347766A
Cited
US2397463A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-16 | 1953-07-18 | 1954-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-16 | 1957-07-18 | 1958-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-16 | 1961-07-18 | 1962-01-17 | $7700.00 | Window Closed / Lapsed |