Claims (1)
Claim 1 (Independent)
The ornamental design for a coil spring as shown and described.
Full Description
Show full text →
FIG. 1 is a front perspective view of a coil spring;
FIG. 2 is a left side view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken dash lines shown in the drawing views represent non-claimed subject matter, and neither the lines themselves nor anything within the lines form any part of the claimed invention.
Citations
This patent cites (41)
- US1832149
- US1963053
- US2611910
- US3430275
- US4817924
- USD336188
- US5575460
- US5584083
- USD383022
- US6128798
- US6256820
- US6318416
- US6397418
- USD651828
- USD652234
- USD652235
- USD661925
- USD681980
- US9022369
- USD739162
- US9370252
- USD774818
- USD820007
- US10598242
- US2004/0046297
- US2006/0042016
- US2007/0101507
- US2012/0091644
- US2012/0112396
- US2013/0031726
- US2013/0192003
- US2014/0075678
- US2015/0145192
- US2016/0029809
- US2017/0335914
- US2019/0000239
- US140458
- US187346
- US301136594.0000
- US0082243
- USD069002-001