Treading exerciser
Description
The broken lines portions of
Claims
The ornamental design for a treading exerciser, as shown and described.
Referenced Cited
U.S. Patent Documents
D189826 | February 1961 | Katz |
3967820 | July 6, 1976 | Harper |
D261909 | November 17, 1981 | Heatwole |
D265411 | July 13, 1982 | Hedenblad et al. |
D276062 | October 23, 1984 | Dennis |
4700947 | October 20, 1987 | Heatwole |
5330399 | July 19, 1994 | Fan |
5496248 | March 5, 1996 | Batscher |
5547447 | August 20, 1996 | Liang |
D390020 | February 3, 1998 | Huang |
6306068 | October 23, 2001 | Heatwole |
D499456 | December 7, 2004 | Hsu |
D505985 | June 7, 2005 | Carbonero |
Patent History
Patent number: D574043
Type: Grant
Filed: Jan 24, 2007
Date of Patent: Jul 29, 2008
Assignee: Ancore-Chiou Enterprise Co., Ltd. (Changhua Hsien)
Inventors: Wen-Hsing Chen (Sijhou Township Changhua County), Fa-Kuang Liang (Taipei)
Primary Examiner: Philip Hyder
Attorney: Kamrath & Associates PA
Application Number: 29/271,675
Type: Grant
Filed: Jan 24, 2007
Date of Patent: Jul 29, 2008
Assignee: Ancore-Chiou Enterprise Co., Ltd. (Changhua Hsien)
Inventors: Wen-Hsing Chen (Sijhou Township Changhua County), Fa-Kuang Liang (Taipei)
Primary Examiner: Philip Hyder
Attorney: Kamrath & Associates PA
Application Number: 29/271,675
Classifications
Current U.S. Class:
Rocking Or Swivel Type (D21/688)