US2496934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive
Assignee: Wingfoot Corp
•
Filing: 1945-10-26
•
Granted: 1950-02-07
•
Expires: 1965-10-26
Abstract
No abstract record available.
Inventors
- 👤 Clarence M Carson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:57
CPC Classifications
C; C09; C09J; C09J167/00; C09J167/06; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/04; C08L2666/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31786
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A NONDRYING ADHESIVE WHICH COMPRISES (1) ABOUT 33 1/3 TO 75 PARTS OF A STICKY, STRETCHABLE POLYESTER OF A DIHYDRIC ALCOHOL WITH A DIMER OF A FATTY ACID WHICH CONTAINS AT LEAST TWO DOUBLE BONDS WITH (2) ABOUT 66 2/3 TO 25 PARTS OF RESINOUS CYCLIZED RUBBER.
Claim 2
Dependent Claim
47 words
A NONDRYING ADHESIVE WHICH COMPRISES (1) ABOUT 33 1/3 TO 75 PARTS OF A STICKY, STRETCHABLE POLYESTER OF A DIHYDRIC ALCOHOL WITH A DIMER OF A FATTY ACID WHICH CONTAINS AT LEAST TWO DOUBLE BONDS WITH (2) ABOUT 66 2/3 TO 25 PARTS OF RESINOUS CYCLIZED RUBBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |