Patent US3238156A successfully refreshed from Google Patents.
US3238156A
Expired / Lapsed
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Golf ball and method of making same
Assignee: Uniroyal Inc
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Filing: 1962-10-04
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Granted: 1966-03-01
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Expires: 1982-10-04
Abstract
No abstract record available.
Inventors
- 👤 Robert C Kohrn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:16
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0042; C; C08; C08L; C08L75/00; C08L75/04; B29K; B29K2105/00; B29K2105/06; B29K2105/16; B29L; B29L2031/00; B29L2031/54; Y; Y10; Y10S; Y10S264/00; Y10S264/06; Y10S273/00; Y10S273/08; Y10S273/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A GOLF BALL HAVING A MINIMUM REBOUND OF 60% AND A COMPRESSION HARDNESS FROM ABOUT 0.075TO ABOUT 0.300 INCH FOR A 200 LB. LOAD, SAID BALL COMPRISING A SUBSTANTIALLY UNIFORM PRESSURE-MOLDED MIXTURE OF (1) AN ELASTOMER SELECTED FROM THE CLASS CONSISTING OF (A) POLYBUTADIENE RUBBER, AND (B) POLYURETHANE REACTION PRODUCTS OF POLYISOCYANATES WITH POLYFUNCTIONAL PRODUCTS SELECTED FROM THE GROUP CONSISTING OF POLYETHERS, POLYESTERS AND MIXTURES THEREOF; WITH (2) A FILLER COMPRISING RESIN MICROBALLOONS, SAID RESIN BEING NOT SUBJECT TO HEAT SOFTENING AT TEMPERATURES BELOW THE SHAPING TEMPERATURE OF SAID GOLF BALL, SAID MICROBALLOONS IN SAID PRESSURE-MOLDED MIXTURE BEING SUBSTANTIALLY CRUSHED INTO THE FORM OF SPHERICAL PLATELETS.
Claim 2
Dependent Claim
106 words
A GOLF BALL HAVING A MINIMUM REBOUND OF 60% AND A COMPRESSION HARDNESS FROM ABOUT 0.075TO ABOUT 0.300 INCH FOR A 200 LB. LOAD, SAID BALL COMPRISING A SUBSTANTIALLY UNIFORM PRESSURE-MOLDED MIXTURE OF (1) AN ELASTOMER SELECTED FROM THE CLASS CONSISTING OF (A) POLYBUTADIENE RUBBER, AND (B) POLYURETHANE REACTION PRODUCTS OF POLYISOCYANATES WITH POLYFUNCTIONAL PRODUCTS SELECTED FROM THE GROUP CONSISTING OF POLYETHERS, POLYESTERS AND MIXTURES THEREOF; WITH (2) A FILLER COMPRISING RESIN MICROBALLOONS, SAID RESIN BEING NOT SUBJECT TO HEAT SOFTENING AT TEMPERATURES BELOW THE SHAPING TEMPERATURE OF SAID GOLF BALL, SAID MICROBALLOONS IN SAID PRESSURE-MOLDED MIXTURE BEING SUBSTANTIALLY CRUSHED INTO THE FORM OF SPHERICAL PLATELETS.
References Cited (Backward Citations)
US2484397A
Cited
US2764565A
Cited
US2729618A
Cited
US2751363A
Cited
US2797201A
Cited
US2917489A
Cited
US2806509A
Cited
US2997302A
Cited
US3062682A
Cited
US2945776A
Cited
US3060989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |