US2278802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite product comprising natural rubber and synthetic rubber and method for making the product
Assignee: Goodrich Corp
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Filing: 1941-03-19
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Granted: 1942-04-07
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Expires: 1961-03-19
Abstract
No abstract record available.
Inventors
- 👤 Donald V Sarbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:16
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08J5/124; C08J2321/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31826; Y10T428/3183; Y10T428/31833; Y10T428/31837; Y10T428/31855; Y10T428/31909; Y10T428/31924; Y10T428/31928
Claims Analysis
Total Claims: 0
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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) | 1945-04-06 | 1945-10-06 | 1946-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-06 | 1949-10-06 | 1950-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-06 | 1953-10-06 | 1954-04-07 | $7700.00 | Window Closed / Lapsed |