USD261807SExpiredUtility

Cell scraping device

43
Assignee: MERCK & CO INCPriority: May 7, 1979Filed: May 7, 1979Granted: Nov 10, 1981
Est. expiryMay 7, 1999(expired)· nominal 20-yr term from priority
Inventors:Roy W. GrabnerWilliam J. McaleerEdward Paul
43
PatentIndex Score
2
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cell scraping device, as shown.

Cited by (0)

No later patents cite this yet.

References (0)

No backward citations on record.