Air leak indicator

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front top perspective view of an “air leak indicator” showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a cross-sectional view thereof taken through the line 5—5 of FIG. 2.

Claims

The ornamental design for an “air leak indicator”, as shown and described.

Referenced Cited
U.S. Patent Documents
726761 April 1903 Rivers
801660 October 1905 Goeb
2927709 March 1960 Hoffman et al.
3023607 March 1962 Bolch, Jr. et al.
3742898 July 1973 Souza
3780693 December 1973 Parr
4170247 October 9, 1979 Bates
4203385 May 20, 1980 Mayer et al.
4899684 February 13, 1990 Houzvic et al.
5311911 May 17, 1994 Krausser et al.
Other references
  • Indiplug Brochure, circa 1994.
Patent History
Patent number: D462625
Type: Grant
Filed: Oct 27, 2000
Date of Patent: Sep 10, 2002
Inventor: John A. Martin (Beach Haven Crest, NJ)
Primary Examiner: Antoine Duval Davis
Attorney, Agent or Law Firm: Norman E. Lehrer
Application Number: 29/131,846
Classifications
Current U.S. Class: Measuring, Regulating Or Indicating Instrument, Or Casing (D10/46)
International Classification: 1004;