Flexible joint

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Information

Patent Grant
D428805

References
Source

Patent Number
D428,805
Date Filed
Friday, October 1, 1999
25 years ago
Date Issued
Tuesday, August 1, 2000
24 years ago

Inventors
- Taichi Sato
- Yasushi Fujita
Original Assignees
- WATERWORKS TECHNOLOGY DEVELOPMENT ORGANIZATION CO., LTD.
Examiners
- Baynham; Holly
Agents
- Knobbe, Martens, Olson & Bear, LLP

US Classifications
- D08 - Tools and hardware
- D23 - Environmental heating and cooling
Field of Search
- US
- D08 382
- 403 169-170
- 403 173-174
- 403 205
- 403 312
- 403 177-178
- 403 300
- 403 305-306
- D23 262
- 288 165-166
International Classifications
- 0808
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a flexible joint, as shown and described.

US Referenced Citations (4)

Number	Name	Date	Kind
D234847	Hoffman	Apr 1975
D255145	Nederman	May 1980
D383053	Schrader et al.	Sep 1997
5403043	Smet	Apr 1995