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Patent
   D413255
Priority
Dec 12 1997
Filed
Dec 12 1997
Issued
Aug 31 1999
Expiry
Aug 31 2013
Inventors
Alberding,…
Assg.orig
Robert Bos…
Assg.curr
Robert-Bos…
Entity
unknown
Referenced by
2
References
3
Maint.:
n/a
The ornamental design for a spring retainer, as shown and described.

FIG. 1 is a perspective view of a spring retainer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof with the opposite side being a mirror image; and,

FIG. 4 is a bottom plan view thereof.
INVENTORS:

Alberding, Mark Richard, Ackerman, Ronald Joseph

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D704041, Feb 27 2013 RELIANCE WORLDWIDE CORPORATION AUST PTY LTD Pipe connection tool
D976094, Aug 18 2016 Attachment strap
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4112988, Mar 15 1977 Fastener holding attachment for a tool
935151,
D243062, Aug 07 1975 Garden hose and nozzle connector
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 04 1997ACKERMAN, RONALD JOSEPHRobert Bosch Technology CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0088510347 pdf
Dec 08 1997ALBERDING, MARK RICHARDRobert Bosch Technology CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0088510347 pdf
Dec 12 1997Robert-Bosch Technology Corporation(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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