US2650174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated rubber hydrochloride product
Assignee: Wingfoot Corp
•
Filing: 1951-12-06
•
Granted: 1953-08-25
•
Expires: 1971-12-06
Abstract
No abstract record available.
Inventors
- 👤 Clarence M Carson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:50
CPC Classifications
C; C08; C08L; C08L15/00; C08L15/02; C08L91/00; C08L91/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
FILM COMPOSED ESSENTIALLY OF RUBBER HYDROCHLORIDE AND HAVING A COATING ADHERING THERETO OF 100 PARTS RUBBER HYDROCHLORIDE, 15 TO 60 PARTS CHLORINATED RUBBER OF 67 PER CENT CHLORINE CONTENT AND 5 TO 125 CENTIPOISES VISOSITY, AND 5 TO 40 PARTS TO MICROCRYSTALLINE WAX.
Claim 2
Dependent Claim
43 words
FILM COMPOSED ESSENTIALLY OF RUBBER HYDROCHLORIDE AND HAVING A COATING ADHERING THERETO OF 100 PARTS RUBBER HYDROCHLORIDE, 15 TO 60 PARTS CHLORINATED RUBBER OF 67 PER CENT CHLORINE CONTENT AND 5 TO 125 CENTIPOISES VISOSITY, AND 5 TO 40 PARTS TO MICROCRYSTALLINE WAX.
References Cited (Backward Citations)
US2150058A
Cited
US2170947A
Cited
US2077300A
Cited
US2142039A
Cited
GB604138A
Cited
US2426512A
Cited
US2522138A
Cited
US2456454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |