USD497977SExpiredUtility
Sealing ring membrane
Est. expiryJan 22, 2023(expired)· nominal 20-yr term from priority
Inventors:Anders Engelbrektsson
95
PatentIndex Score
523
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4
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1
Claims
Claims
exact text as granted — not AI-modifiedI claim the ornamental design for a sealing ring membrane, as shown and described.
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