Patent
   D258147
Priority
Jul 31 1978
Filed
Jul 31 1978
Issued
Feb 03 1981
Expiry
Feb 03 1995
Assg.orig
Entity
unknown
1
5
n/a
The ornamental design for a high pressure soxhlet extractor, as shown and described.

FIG. 1 is a front elevation of a high pressure soxhlet extractor, showing our new design;

FIG. 2 is a right side elevation thereof;

FIG. 3 is a rear elevation thereof;

FIG. 4 is a left side elevation thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is an enlarged cross-section taken on line 7--7 of FIG. 5.

The broken lines representing the porous sample-holding thimble is shown for illustrative purposes only.

Jennings, Walter G., Wohleb, Robert H., Wohlers, Norman W.

Patent Priority Assignee Title
6790318, Sep 27 2002 Bausch & Lomb Incorporated Method of purification of polymeric medical device materials using continuous soxhlet extraction
Patent Priority Assignee Title
3738814,
3822999,
4026674, Oct 30 1975 Commonwealth Oil Refining Co., Inc. Multi-stage reactor
4160647, Aug 02 1975 Chimkombinat Continuous operation extractor
198160,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 31 1978J & W Scientific, Incorporated(assignment on the face of the patent)
Aug 18 1988J W SCIENTIFIC INC , A CA CORP CURTIN MATHESON SCIENTIFIC, INC , A DE CORP ASSIGNMENT OF ASSIGNORS INTEREST 0049410678 pdf
Oct 13 1995CURTIN MATHESON SCIENTIFIC, INC FISONS U S INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0077440441 pdf
Oct 13 1995FISIONS U S INC J&W Scientific IncorporatedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0077440445 pdf
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