US3397889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling pin with wood core and fabric reinforced resin cover
Assignee: AMF Inc
•
Filing: 1965-03-02
•
Granted: 1968-08-20
•
Expires: 1985-03-02
Abstract
No abstract record available.
Inventors
- 👤 Richard A Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:36
CPC Classifications
A; A63; A63D; A63D9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A BOWLING PIN COMPRISING A PREFORMED WOOD BODY ENCASED IN A CONFORMABLE WOVEN FABRIC EMBEDDED IN A SOLID SYNTHETIC RESINOUS MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYURETHANE RESINS AND EPOXY RESINS WHICH IS IMPREGNATED INTO SAID BODY AND POLYMERIZED IN SITU TO AN INTEGRAL STRUCTURE EMBODYING SAID FABRIC.
Claim 2
Dependent Claim
49 words
A BOWLING PIN COMPRISING A PREFORMED WOOD BODY ENCASED IN A CONFORMABLE WOVEN FABRIC EMBEDDED IN A SOLID SYNTHETIC RESINOUS MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYURETHANE RESINS AND EPOXY RESINS WHICH IS IMPREGNATED INTO SAID BODY AND POLYMERIZED IN SITU TO AN INTEGRAL STRUCTURE EMBODYING SAID FABRIC.
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US2610057A
Cited
US3012987A
Cited
US2944821A
Cited
US3142600A
Cited
US3025062A
Cited
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Cited
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Cited
US3190767A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-20 | 1972-02-19 | 1972-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-20 | 1976-02-19 | 1976-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-20 | 1980-02-19 | 1980-08-20 | $7700.00 | Window Closed / Lapsed |