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Patent
   D268448
Priority
Nov 05 1980
Filed
Nov 05 1980
Issued
Mar 29 1983
Expiry
Mar 29 1997
Inventors
Callahan, …
Assg.orig
HAZARD CON…
Assg.curr
Hazard Con…
Entity
unknown
Referenced by
6
References
4
Maint.:
n/a
The ornamental design for a boom hoist, substantially as shown and described.

FIG. 1 is a top left side perspective view of a "boom hoist" showing our new design;

FIG. 2 is a top right side perspective view thereof, and

FIG. 3 is a bottom plan view thereof.
INVENTORS:

Callahan, F. Gregory, Sabo, Richard S.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D297879, Jan 19 1984 Vehicle hardtop lifting device
D358696, Jan 27 1994 Vehicle-mounted game animal support
D423751, Oct 01 1998 Overhead radial arm device
D431890, Jan 20 1998 MARTIN, RICHARD E Tree-mountable hoist support
D679454, Apr 17 2012 Game feeder
D931024, Mar 31 2020 Single side boom support
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3084808,
3863890,
182152,
241839,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 14 1980CALLAHAN F GREGORYHAZARD CONTROLS INC ASSIGNMENT OF ASSIGNORS INTEREST 0038400386 pdf
Oct 14 1980SABO RICHARD S HAZARD CONTROLS INC ASSIGNMENT OF ASSIGNORS INTEREST 0038400386 pdf
Nov 05 1980Hazard Controls Inc.(assignment on the face of the patent)
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