US3256018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling ball and process of making same
Assignee: AMF Inc
•
Filing: 1961-08-29
•
Granted: 1966-06-14
•
Expires: 1981-08-29
Abstract
No abstract record available.
Inventors
- 👤 Alois C Baggenstoss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:49
CPC Classifications
A; A63; A63D; A63D9/00; Y; Y10; Y10S; Y10S273/00; Y10S273/14
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
62 words
A METHOD OF MAKING A BOWLING BALL COMPRISING THE STEPS OF: PLACING A CORE IN A SUITABLE MOLD, SURROUNDING SAID CORE WITH A RESIN SUBSTRATE LAYER OF RELATIVELY RESILIENT RESINOUS COMPOSITION, AND THEN APPLYING THEREON A SURFACE LAYER OF EPOXY-URETHANE COPOLYMER, SAID SURFACE LAYER HAVING THE CHARACTER, WHEN CURED, OF GREATER HARDNESS THAN THE RESIN SUBSTRATE LAYER OVER WHICH IT IS SUPERIMPOSED.
Claim 2
Independent Claim
62 words
A METHOD OF MAKING A BOWLING BALL COMPRISING THE STEPS OF: PLACING A CORE IN A SUITABLE MOLD, SURROUNDING SAID CORE WITH A RESIN SUBSTRATE LAYER OF RELATIVELY RESILIENT RESINOUS COMPOSITION, AND THEN APPLYING THEREON A SURFACE LAYER OF EPOXY-URETHANE COPOLYMER, SAID SURFACE LAYER HAVING THE CHARACTER, WHEN CURED, OF GREATER HARDNESS THAN THE RESIN SUBSTRATE LAYER OVER WHICH IT IS SUPERIMPOSED.
Claim 3
Dependent Claim
46 words
A BOWLING BALL COMPRISING A SHELL CONSISTING OF A PLURALITY OF LAYERS OF SYNTHETIC RESIN COMPOSITION, SAID SHELL BEING CHARACTERIZED BY HAVING A RELATIVELY THIN OUTER LAYER OF A HARD RESINOUS EPOXY-URETHANE COPOLYMER AND, UNDERLYING SAID OUTER LAYER, A CUSHIONING SUBLAYER OF RELATIVELY RESILIENT RESINOUS COMPOSITION.
Claim 4
Dependent Claim
46 words
A BOWLING BALL COMPRISING A SHELL CONSISTING OF A PLURALITY OF LAYERS OF SYNTHETIC RESIN COMPOSITION, SAID SHELL BEING CHARACTERIZED BY HAVING A RELATIVELY THIN OUTER LAYER OF A HARD RESINOUS EPOXY-URETHANE COPOLYMER AND, UNDERLYING SAID OUTER LAYER, A CUSHIONING SUBLAYER OF RELATIVELY RESILIENT RESINOUS COMPOSITION.
References Cited (Backward Citations)
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Cited
US1518130A
Cited
US2166950A
Cited
US2202674A
Cited
US2876011A
Cited
US2968485A
Cited
US3018106A
Cited
US3147975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |