Patent US2726221A successfully refreshed from Google Patents.
US2726221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf ball cover composition
Assignee: Goodrich Corp
•
Filing: 1949-11-29
•
Granted: 1955-12-06
•
Expires: 1969-11-29
Abstract
No abstract record available.
Inventors
- 👤 Stephen T Semegen
- 👤 Richard A Crawford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:04
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0042; C; C08; C08L; C08L9/00; C08L9/06; B29K; B29K2009/00; B29K2009/06; B29L; B29L2031/00; B29L2031/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A COMPOSITION OF MATTER USEFUL IN THE MANUFACTURE OF GOLF BALL COVERS COMPRISING AS ESSENTIAL INGREDIENTS A TOUGH, HORNY, RESINOUS COPOLYMER COMPRISING FROM 60 TO 90% BY WEIGHT OF A MONOMERIC COMPOUND HAVING A SINGLE ETHYLENIC UNSATURATION AND FROM 40 TO 10% BY WEIGHT OF A BUTADIENE-1,3 HYDROCARBON AND A RUBBERY COPOLYMER COMPRISING 50 PARTS BY WEIGHT OF MONOMERIC STYRENE AND 50 PARTS BY WEIGHT OF MONOMERIC BUTADIENE1,3 SAID RUBBER COPOLYMER BEING PRESENT IN AN AMOUNT OF FROM 50 TO 200% BY WEIGHT OF SAID RESINOUS COPOLYMER.
Claim 2
Dependent Claim
87 words
A COMPOSITION OF MATTER USEFUL IN THE MANUFACTURE OF GOLF BALL COVERS COMPRISING AS ESSENTIAL INGREDIENTS A TOUGH, HORNY, RESINOUS COPOLYMER COMPRISING FROM 60 TO 90% BY WEIGHT OF A MONOMERIC COMPOUND HAVING A SINGLE ETHYLENIC UNSATURATION AND FROM 40 TO 10% BY WEIGHT OF A BUTADIENE-1,3 HYDROCARBON AND A RUBBERY COPOLYMER COMPRISING 50 PARTS BY WEIGHT OF MONOMERIC STYRENE AND 50 PARTS BY WEIGHT OF MONOMERIC BUTADIENE1,3 SAID RUBBER COPOLYMER BEING PRESENT IN AN AMOUNT OF FROM 50 TO 200% BY WEIGHT OF SAID RESINOUS COPOLYMER.
References Cited (Backward Citations)
US2541748A
Cited
US2643125A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |