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Class Information
Number: 473/566
Name: Games using tangible projectile > Player held and powered, nonmechanical projector, per se, for projecting aerial projectile by striking; part thereof or accessory therefor > Bat (e.g., baseball bat, etc.) > Of metallic-shell structure
Description: Subject matter wherein the bat is a generally hollow body formed from a metallic material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5785614 |
Full barrel ball bat with end cap |
Jul. 28, 1998 |
| 5722908 |
Composite bat with metal barrel area and method of fabrication |
Mar. 3, 1998 |
| 5676610 |
Bat having a rolled sheet inserted into the barrel |
Oct. 14, 1997 |
| 5674138 |
Baseball bat and practice device combination |
Oct. 7, 1997 |
| 5593158 |
Shock attenuating ball bat |
Jan. 14, 1997 |
| 5511777 |
Ball bat with rebound core |
Apr. 30, 1996 |
| 5494280 |
Concave end cap with cone load for bats |
Feb. 27, 1996 |
| 5421572 |
Full barrel aluminum baseball bat and end cap |
Jun. 6, 1995 |
| 5415398 |
Softball bat |
May. 16, 1995 |
| 5409214 |
Baseball bat |
Apr. 25, 1995 |
| 5393055 |
Ball bat with concentrated weight load and method of making same |
Feb. 28, 1995 |
| 5364095 |
Tubular metal ball bat internally reinforced with fiber composite |
Nov. 15, 1994 |
| 5104123 |
Metal bat for use in baseball |
Apr. 14, 1992 |
| 5094453 |
Ball bat with inward off-set center of gravity |
Mar. 10, 1992 |
| 4940247 |
Bat with reverse conical grip |
Jul. 10, 1990 |
| 4834370 |
Method of optimizing the power zone of a bat |
May. 30, 1989 |
| 4746117 |
Tubular bats with optimized power zone |
May. 24, 1988 |
| 4744136 |
Process for manufacturing end weighted bats |
May. 17, 1988 |
| 4720104 |
Stickball bat construction |
Jan. 19, 1988 |
| 4600193 |
Hollow bat |
Jul. 15, 1986 |
| 4569521 |
Composite baseball bat having swaged spar and plastic foam covering |
Feb. 11, 1986 |
| 4546976 |
Reinforced plastic baseball bat with separate handle section |
Oct. 15, 1985 |
| 4505479 |
Weighted bat with weight securing means |
Mar. 19, 1985 |
| RE31811 |
Baseball bat with modified internal air pressure |
Jan. 22, 1985 |
| 4323239 |
Baseball bat |
Apr. 6, 1982 |
| 4248425 |
Hollow bat and method of making |
Feb. 3, 1981 |
| 4241919 |
Baseball bat with modified internal air pressure |
Dec. 30, 1980 |
| 4213607 |
Method and structure for preventing removal of grip covers from metallic bats |
Jul. 22, 1980 |
| 4177989 |
Hollow bat and method of making |
Dec. 11, 1979 |
| 4113248 |
Baseball bat made of light alloy |
Sep. 12, 1978 |
| 4090709 |
Structure for preventing removal of grip covers from metallic bats |
May. 23, 1978 |
| 4063732 |
Ball bat |
Dec. 20, 1977 |
| 4056267 |
Die cast bat with rod |
Nov. 1, 1977 |
| 4025377 |
Method of producing a baseball bat |
May. 24, 1977 |
| 4000895 |
Ball bat |
Jan. 4, 1977 |
| 3972528 |
Baseball bat grip |
Aug. 3, 1976 |
| 3963239 |
Baseball bat |
Jun. 15, 1976 |
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