Resources Contact Us Home
Emergency relief drain
D452899 Emergency relief drain
Patent Drawings:Drawing: D452899-2    Drawing: D452899-3    Drawing: D452899-4    Drawing: D452899-5    
« 1 »

(4 images)

Inventor: Salisbury
Date Issued: January 8, 2002
Application: D/137,551
Filed: February 21, 2001
Inventors: Salisbury; Steven R. (Pacifica, CA)
Primary Examiner: Taylor; Robin V.
Assistant Examiner:
Attorney Or Agent: Burns Doane Swecker & Mathis LLP
U.S. Class: D23/261
Field Of Search: D23/261; D23/260; 210/163; 210/164; 4/286; 4/288; 4/290; 4/291; 4/292
International Class:
U.S Patent Documents: 4492491; 4910811; D370716; D421101; D421102; 6200484; 6263518
Foreign Patent Documents:
Other References:

Claim: The ornamental design for an emergency relief drain, as shown and described.
Description: FIG. 1 is perspective view of my new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

* * * * *
  Recently Added Patents
Device and method incorporating an improved text input mechanism
Solid-state imaging device and method for manufacturing the same
Control system for an internal combustion engine
Sterilizable film for aseptic packaging
Production of battery grade materials via an oxalate method
Switchgear and method for operating switchgear
Photographic printing paper and method of making same
  Randomly Featured Patents
Paper splicing device, especially for cigarette or filter rod-making machines
Speed indicator
Method for suppressing image artifacts in a magnetic resonance imaging apparatus
Alpha-amylase mutants
Wire mesh belt and splicer
Displaying advertising in an electronic program guide
Low-differential pressure delay valve
Multi-application data display
Power output stage
System for preventing condensation on refrigerator doors and frames