Set of crutches
Description
Claims
The ornamental design for a set of crutches, as shown and described.
Referenced Cited
U.S. Patent Documents
| 3985148 | October 12, 1976 | Cadman |
| 4796648 | January 10, 1989 | Goulter |
| 5101845 | April 7, 1992 | Kravetz |
| D330630 | November 3, 1992 | Loden |
| 5249770 | October 5, 1993 | Louthan |
| D340800 | November 2, 1993 | Rowland |
| D345856 | April 12, 1994 | Johnson |
| 5647519 | July 15, 1997 | Brennan |
| 5803327 | September 8, 1998 | Nipper et al. |
| D411654 | June 29, 1999 | Olkey et al. |
| D516800 | March 14, 2006 | Bacon |
| 20080078431 | April 3, 2008 | Battiston |
Patent History
Patent number: D617544
Type: Grant
Filed: Oct 7, 2008
Date of Patent: Jun 15, 2010
Inventor: Lawrence A. Okoniewski, Jr. (Middletown, DE)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Anhdao Doan
Attorney: Crossley Patent Law
Application Number: 29/325,875
Type: Grant
Filed: Oct 7, 2008
Date of Patent: Jun 15, 2010
Inventor: Lawrence A. Okoniewski, Jr. (Middletown, DE)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Anhdao Doan
Attorney: Crossley Patent Law
Application Number: 29/325,875
Classifications
Current U.S. Class:
D3/7