US2464783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber coated resin saturated sheet and process of making the same
Assignee: Richardson Co
•
Filing: 1945-02-28
•
Granted: 1949-03-22
•
Expires: 1965-02-28
Abstract
No abstract record available.
Inventors
- 👤 Edward R Dillehay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:40
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/693; C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J2361/00; C08J2361/04; C08J2361/06; C08J2421/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31645; Y10T428/31649; Y10T428/31855; Y10T428/31859; Y10T428/31877; Y10T442/00; Y10T442/20; Y10T442/2738
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1776879A
Cited
US1967863A
Cited
US2128229A
Cited
US2372048A
Cited
US2334526A
Cited
US2368426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-21 | 1952-09-20 | 1953-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-21 | 1956-09-20 | 1957-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-21 | 1960-09-20 | 1961-03-22 | $7700.00 | Window Closed / Lapsed |