Leaf spring
Description
The broken line showing of the holes in
Claims
The ornamental design for a leaf spring, substantially as shown and described.
Referenced Cited
U.S. Patent Documents
| 2772086 | November 1956 | Foster |
| 3123095 | March 1964 | Kohler |
| 3239804 | March 1966 | Hagedoorn |
| 4458344 | July 3, 1984 | Coogler |
| 4927121 | May 22, 1990 | Komarov |
| D327840 | July 14, 1992 | Askew |
| 5134594 | July 28, 1992 | Woo |
| D336509 | June 15, 1993 | Safford |
| D338440 | August 17, 1993 | Rafferty |
| D371951 | July 23, 1996 | Rabo |
| D404953 | February 2, 1999 | Fransson |
| D554491 | November 6, 2007 | Stenberg |
| D569467 | May 20, 2008 | Wake |
Patent History
Patent number: D805889
Type: Grant
Filed: Mar 24, 2016
Date of Patent: Dec 26, 2017
Assignee: FLSmidth A/S
Inventors: Tony Elliott (Wakerley), Michael J. Gardiner (Capalaba), Mathew Walker (Salt Lake City, UT)
Primary Examiner: Mark Goodwin
Application Number: 29/559,109
Type: Grant
Filed: Mar 24, 2016
Date of Patent: Dec 26, 2017
Assignee: FLSmidth A/S
Inventors: Tony Elliott (Wakerley), Michael J. Gardiner (Capalaba), Mathew Walker (Salt Lake City, UT)
Primary Examiner: Mark Goodwin
Application Number: 29/559,109
Classifications
Current U.S. Class:
D8/499