Retractable utility knife
Description
The broken line showing of the blade is included for the purpose of illustrating environmental structure and forms no part of the claimed design.
Claims
The ornamental design for a retractable utility knife, as shown and described.
Referenced Cited
U.S. Patent Documents
5604984 | February 25, 1997 | Shepherd et al. |
D413247 | August 31, 1999 | Schmidt |
5960545 | October 5, 1999 | Shepherd et al. |
D426133 | June 6, 2000 | Degen et al. |
D433304 | November 7, 2000 | Schmidt |
D438084 | February 27, 2001 | Khachatoorian |
D449771 | October 30, 2001 | Douglas et al. |
D484021 | December 23, 2003 | Mariol |
D524629 | July 11, 2006 | Wu |
D530179 | October 17, 2006 | Schmidt |
Patent History
Patent number: D606836
Type: Grant
Filed: Aug 12, 2008
Date of Patent: Dec 29, 2009
Inventor: Dominick D. DeLillo (Delray Beach, FL)
Primary Examiner: Philip S Hyder
Attorney: Melvin K. Silverman
Application Number: 29/310,395
Type: Grant
Filed: Aug 12, 2008
Date of Patent: Dec 29, 2009
Inventor: Dominick D. DeLillo (Delray Beach, FL)
Primary Examiner: Philip S Hyder
Attorney: Melvin K. Silverman
Application Number: 29/310,395
Classifications
Current U.S. Class:
D8/99