Ankle exerciser or similar article

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Information

Patent Grant
D311232

References
Source

Patent Number
D311,232
Date Filed
Monday, December 1, 1986
38 years ago
Date Issued
Tuesday, October 9, 1990
34 years ago

Inventors
- Donald J. Maylahn
- Denis B. Drennan
Original Assignees
- D.M. Systems, Inc.
Examiners
- Rademaker; Charles A.
Agents
- Mason, Kolehmainen, Rathburn & Wyss

US Classifications
- D21 - Games, toys, and sports goods
Field of Search
- US
- D21 191-99
- D24 49
- 272 143
- 272 93
- 272 109
- 272 67
- 272 119
- 272 125
- 272 137
- 272 145
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an ankle exerciser or similar article, substantially as shown and described.

US Referenced Citations (10)

Number	Name	Date	Kind
D267200	Milding	Dec 1982
D274828	Evans	Jul 1984
1531670	Levy	Mar 1925
1706654	Christesen	Mar 1929
2224103	Nilson	Dec 1940
2760774	Perez	Aug 1956
3477426	Wincheski	Nov 1969
3819177	Spiro	Jun 1974
4245840	Van Housen	Jan 1981
4273328	Ozbey et al.	Jun 1981

Non-Patent Literature Citations (1)

Entry
Sporting Goods Dealer, 12-1974, p. 102, "Ex-R-Loop".

Continuations (1)

	Number	Date	Country
Parent	653086	Sep 1984