US3152804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling pin with wound filament reinforcement
Assignee: Individual
•
Filing: 1961-11-30
•
Granted: 1964-10-13
•
Expires: 1981-11-30
Abstract
No abstract record available.
Inventors
- 👤 Costopoulos Nick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:55
CPC Classifications
A; A63; A63D; A63D9/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
51 words
A COMPOSITE BOWLING PIN COMPRISING A WOODEN CORE WITH ANNULAR SURFACE GROOVES, A CONTINUOUS LENGTH OF PLASTIC FILAMENT RECEIVED SUCCESSIVELY IN SAID GROOVES IN A STATE OF TENSION, AND A PLASTIC MATRIX FILLING SAID GROOVES, IN ENVELOPING RELATION TO SAID FILAMENT, SAID MATRIX HAVING AN OUTER SURFACE OUTWARDLY OF SAID CORE.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |