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Duradyn Trademarks
DURADYN
Technical surface modification: process for metal surface modification
Pending
·
May 13, 2026
·
99820699
·
DURADYNE
ANALGESIC
Expired
·
September 2, 1965
·
72227057
·
DURADYNE DHC
DRUG IN TABLET FORM USED AS AN ANALGESIC
Cancelled
·
October 1, 1986
·
73623456
·
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