Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberUSD234835 S
Publication typeGrant
Publication dateApr 8, 1975
Filing dateSep 7, 1973
Publication numberUS D234835 S, US D234835S, US-S-D234835, USD234835 S, USD234835S
InventorsElmer E. S. Lengyel
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Invertible sign
US D234835 S
Abstract  available in
Previous page
Next page
Claims  available in
Description  (OCR text may contain errors)

United States Patent 152 1 3;

INVERTIBLE SIGN Elmer E. S. Lengyel, 4655 Wild Indigo 231, Houston, Tex. 77032 Filed Sept. 7, 1973, Ser. No. 372,192

Term of patent 14 years Int. Cl. D20-03 U.S. Cl. D96-12 E The figure is a front view of an invertible sign showing D. 135,691 5/ 1943 Feldner D292 A X my new design. The sign is shaded to indicate contrast. D. 136,672 11/ 1943 Lindner D29--2 A X The sign is of no substantial thickness and the undisclosed D. 162,514 3/ 1951 Bronson D292 R side is flat and plain. 2,061,428 11/ 1936 Kraemer.

I claim: 2,662,322 12/1953 Gosselin 40140 The ornamental design for an invertible sign, substan- OTHER REFERENCES tially as shown and described.

Washington Post, Nov. 27, 1942, p. 3-B, U.S.A. pin. References Cited UNITED STATES PATENTS D. 52,047 5/1918 Spencer D45-10 B D. 130,475 11/1941 Tolin D292 R SUSIE I MERCER, Primary Examiner

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD659708Mar 4, 2010May 15, 2012Mars, IncorporatedComputer generated icon for a display panel