US2541689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive and laminated structure
Assignee: Wingfoot Corp
•
Filing: 1945-08-07
•
Granted: 1951-02-13
•
Expires: 1965-08-07
Abstract
No abstract record available.
Inventors
- 👤 Clarence M Carson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:18
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08J5/124; C08J5/125; C09; C09J; C09J125/00; C09J125/02; C09J125/04; C09J125/08; C09J125/10; C09J145/00; C09J145/02; C09J191/00; C09J191/06; C09J191/08; C08J2315/00; C08J2315/02; C08L; C08L2666/00; C08L2666/02; C08L2666/04; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31855; Y10T428/31909; Y10T428/31913; Y10T428/31917
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2054116A
Cited
US2142039A
Cited
US2290392A
Cited
US2319389A
Cited
US2366219A
Cited
US2382731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |