USD550270SExpiredUtility
Projection screen
Est. expiryJul 22, 2025(expired)· nominal 20-yr term from priority
Inventors:Gary James Astill
80
PatentIndex Score
35
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a projection screen, as shown and described.Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.