Seal for a roof vent pipe or similar article

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Description

FIG. 1 is a top plan view of a seal for a roof vent pipe or similar article showing my new design;

FIG. 2 is a side elevational view partially in section;

FIG. 3 is a perspective view; and

FIG. 4 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D216693 March 1970 Dammer
1317574 September 1919 Grosvold
1587250 June 1926 Stephenson
3602530 August 1971 Elwart
3731952 May 1973 Elwart
3977137 August 31, 1976 Patry
4120129 October 17, 1978 Nagler et al.
4211423 July 8, 1980 Resech
Patent History
Patent number: D269454
Type: Grant
Filed: Jan 27, 1981
Date of Patent: Jun 21, 1983
Assignee: John Deks Australia Pty., Ltd. (Baywater)
Inventor: David G. Houseman (Bayswater)
Primary Examiner: Robert C. Spangler
Law Firm: Bucknam and Archer
Application Number: 6/228,955
Classifications
Current U.S. Class: D23/42
International Classification: D2301;