Connector for corrugated plastic pipe

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Information

Patent Grant
D332482

References
Source

Patent Number
D332,482
Date Filed
Friday, March 30, 1990
35 years ago
Date Issued
Tuesday, January 12, 1993
33 years ago

Inventors
- John Petty
- Sandy McNeil
Original Assignees
- Elconnex Pty. Limited
Examiners
- Largen; James R.
Agents
- Townsend and Townsend

US Classifications
- D23 - Environmental heating and cooling
Field of Search
- US
- D23 259-265
- 285 319
- 285 903
- 285 921
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a connector for corrugated plastic pipe, as shown and described.

US Referenced Citations (13)

Number	Name	Date	Kind
D28544	Levering	May 1898
D32963	Levering	Jul 1900
2366067	Smith	Dec 1944
3695643	Schmunk	Oct 1972
3785682	Schaller et al.	Jan 1974
3899198	Maroschak	Aug 1975
3933378	Sandford et al.	Jan 1976
4441745	Nicholas	Apr 1984
4480855	Rosenbaum	Nov 1984
4542922	Grossauer	Sep 1985
4575133	Nattel	Mar 1986
4711472	Schnell	Dec 1987
4923227	Petty et al.	May 1990