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The ornamental design for an isolation device, as shown and described.
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The broken lines in the drawings depict portions of the isolation device that form no part of the claimed design.
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| Nov 09 2016 | SHANXI ZDGSY BIO-SCIENTIFIC CO. LTD. | (assignment on the face of the patent) | / | |||
| Nov 09 2016 | SHANXI UNIVERSITY OF CHINESE MEDICINE | (assignment on the face of the patent) | / | |||
| Feb 13 2017 | SHANXI ZDGSY BIO-SCIENTIFIC CO LTD | SHANXI UNIVERSITY OF CHINESE MEDICINE | CORRECTIVE ASSIGNMENT TO CORRECT THE OWNERSHIP TO AN UNDIVIDED 50% SHARE PREVIOUSLY RECORDED AT REEL: 042457 FRAME: 0422 ASSIGNOR S HEREBY CONFIRMS THE ASSIGNMENT | 045293 | /0596 | |
| Feb 13 2017 | YANG, GUISHENG | SHANXI ZDGSY BIO-SCIENTIFIC CO LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 042225 | /0322 | |
| Feb 13 2017 | SHANXI ZDGSY BIO-SCIENTIFIC CO LTD | SHANXI UNIVERSITY OF CHINESE MEDICINE | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 042457 | /0422 | |
| Feb 27 2017 | YANG, JUNSEN | SHANXI ZDGSY BIO-SCIENTIFIC CO LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 042225 | /0322 |
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