US4714251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball bat
Assignee: DCC Inc
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Filing: 1986-01-06
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Granted: 1987-12-22
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Expires: 2006-01-06
Abstract
Abstract A ball bat which includes three portions formed of different types of wood and laminated together. The bat portions are formed of light wood, heavy wood and soft wood, respectively, from the handle to the barrel end of the bat.
Inventors
- 👤 David C. Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:18
CPC Classifications
A; A63; A63B; A63B59/00; A63B59/50; A63B59/52; A63B59/58; A63B2059/581; A63B2102/00; A63B2102/18
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
127 words
A ball bat comprising an elongated body which includes a handle end portion and a barrel end portion, said elongated body having a progressively decreasing cross sectional area from the barrel end to the handle end, said handle end portion formed of a light hard wood, said barrel end portion formed of a softer wood than the handle end portion, said body further including a portion intermediate said handle end portion and said barrel end portion, said intermediate portion formed of a heavy wood relative to said handle end light wood and barrel end soft wood, said handle end portion joined to said intermediate portion at one end thereof, said barrel end portion joined to an opposite end of said intermediate portion to form said bat body.
Claim 2
Dependent Claim
127 words
A ball bat comprising an elongated body which includes a handle end portion and a barrel end portion, said elongated body having a progressively decreasing cross sectional area from the barrel end to the handle end, said handle end portion formed of a light hard wood, said barrel end portion formed of a softer wood than the handle end portion, said body further including a portion intermediate said handle end portion and said barrel end portion, said intermediate portion formed of a heavy wood relative to said handle end light wood and barrel end soft wood, said handle end portion joined to said intermediate portion at one end thereof, said barrel end portion joined to an opposite end of said intermediate portion to form said bat body.
Claim 3
Dependent Claim
18 words
The bat of claim 1 wherein said light wood is white ash and said heavy wood is hickory.
Claim 4
Dependent Claim
19 words
The bat of claim 2 wherein said soft wood is beech, white fir, western birch, redwood, or soft maple.
Claim 5
Dependent Claim
54 words
The bat of claim 1 wherein said bat handle portion includes first longitudinal finger joints, said bat intermediate portion including second longitudinal finger joints at one end thereof complemental with said first longitudinal finger joints, said first and second finger joints constituting means for mating said bat handle portion with said bat intermediate portion.
Claim 6
Dependent Claim
58 words
The bat of claim 4 wherein said bat intermediate portion includes third longitudinal finger joints at an end opposite said one end, said bat barrel end portion including fourth longitudinal finger joints complemental with said third longitudinal finger joints, said third and fourth finger joints constituting means for mating said bat intermediate portion with said bat end portion.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-12-21 | 1991-06-22 | 1991-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-12-21 | 1995-06-22 | 1995-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-12-21 | 1999-06-22 | 1999-12-22 | $7700.00 | Window Closed / Lapsed |