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 numberUSD230911 S
Publication typeGrant
Publication dateMar 26, 1974
Filing dateFeb 17, 1972
Publication numberUS D230911 S, US D230911S, US-S-D230911, USD230911 S, USD230911S
InventorsAlex Ispas
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US D230911 S
Abstract  available in
Previous page
Next page
Claims  available in
Description  (OCR text may contain errors)

United States Patent 0 "ice 230,911

Patented Mar. 26, 1974 HELMET Alex Ispas, In, Vista, Califl, assignor to Royal Dynamics Corporation, San Marcos, Calif.

Filed Feb. 17, 1972, Ser. No. 227,316

Term of patent 14 years Int. Cl. D2-03 US. Cl. D2232 FIG. 1 is a top plan view of a helmet showing my References Cited g g g f t 1 1 UNITED STATES PATENTS a ['On eeva 1011a VleW; FIG, 3 f: a Side elevational View; D. 130,830 12/1941 Sharuagh et al. 132-231 FIG. 4 K 1 1 1 3,055,012 12/1962 A1160 -n 2-3 q rear 6 evanona an 3,444,288 5/1969 Mead 264161 FIG. 5 is a bottom plan view.

I claim: The ornamental design for a helmet, as shown. LOIS LANIER Pnmary Exammer

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7240376 *Aug 18, 2005Jul 10, 2007Riddell, Inc.Sports helmet
US7954177 *Jan 10, 2007Jun 7, 2011Riddell, Inc.Sports helmet
US8528118Jun 3, 2011Sep 10, 2013Riddell, Inc.Sports helmet
US8938818 *Mar 15, 2013Jan 27, 2015Riddell, Inc.Sports helmet