Toothshaped sand timer

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

FIG. 1 is a top and left perspective view of a toothshaped sand timer showing our new design.

FIG. 2 is a right side elevational view thereof.

FIG. 3 is a bottom plan view thereof.

FIG. 4 is a top and left rear perspective view thereof.

Referenced Cited
U.S. Patent Documents
D145375 August 1946 Artzt
D232213 July 1974 Dobyns
D232224 July 1974 Dobyns
D238255 December 1975 Beckwith
D247225 February 14, 1978 Beckwith
Patent History
Patent number: D258806
Type: Grant
Filed: Feb 16, 1978
Date of Patent: Apr 7, 1981
Inventors: Ruth M. Mericle (Indianapolis, IN), Marjorie M. A. Mericle (Indianapolis, IN)
Primary Examiner: Nelson C. Holtje
Attorney: John H. Calhoun, Jr.
Application Number: 5/878,212
Classifications
Current U.S. Class: Sandglass (D10/44)
International Classification: D1003;