Corrugated valve guard

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Information

Patent Grant
D319286

References
Source

Patent Number
D319,286
Date Filed
Monday, August 15, 1988
36 years ago
Date Issued
Tuesday, August 20, 1991
33 years ago

Inventors
- David L. Waltke
- Duane R. Greenquist
Original Assignees
- HOOVER GROUP, INC
Examiners
- Largen; James R.
Agents
- Harness, Dickey & Pierce

US Classifications
Field of Search
- US
- D23 260
- D23 233
- D23 202-206
- D23 233-237
- D23 244-249
- D25 119
- D25 120
- D25 125
- D34 38
- D34 39
- 220 15
- 220 85 P
- 137 377
- 137 382
- 137 3825
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for corrugated valve guard, as shown and described.

US Referenced Citations (14)

Number	Name	Date	Kind
D105960	Lieberman	Sep 1937
D204822	Barker	May 1966
D239159	Gaussen	Mar 1881
D270092	Lacasse	Aug 1983
D273510	Mayor	Apr 1984
D286433	Greco	Oct 1986
D290285	Goode et al.	Jun 1987
D298450	Thomas et al.	Nov 1988
2945294	Courtot et al.	Jul 1960
3006360	Oxenham	Oct 1961
3964508	Miller	Jun 1976
4398653	Daloisio	Aug 1983
4648521	Thomas et al.	Mar 1987
4673087	Webb	Jun 1987

Non-Patent Literature Citations (2)

Entry
Sweet's Catalog, Corrugated Sheeting, p. 5.23a, 1981.
Reynold's Metals Company, Roof & Siding Products, p. 7.4/Rey, (2&5), 1981.