Patent US2120379A successfully refreshed from Google Patents.
US2120379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inner tube
Assignee: Firestese Tire & Rubber Co
•
Filing: 1934-05-18
•
Granted: 1938-06-14
•
Expires: 1954-05-18
Abstract
No abstract record available.
Inventors
- 👤 Raymond S Tayler
- 👤 Philip M Terrance
- 👤 Robert H Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:52
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/32; B; B29; B29C; B29C73/00; B29C73/16; B29C73/22; B60; B60C; B60C19/00; B60C19/12; B60C19/127; C08K9/00; C08K9/12; B29L; B29L2030/00; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10666; Y10T152/10675; Y10T152/10702
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-06-13 | 1941-12-13 | 1942-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-06-13 | 1945-12-13 | 1946-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-06-13 | 1949-12-13 | 1950-06-14 | $7700.00 | Window Closed / Lapsed |