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App. No. 09/866,242 · Confirmation No. 6167

SEGMENTED LIGHT CURTAIN WITH KEYED INTERFACES

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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Quick Facts
App. No.
09/866,242
Filed
2001-05-25
Granted
2004-01-20
Pub. No.
US20010025918A1
Art Unit
2878
PTA
-4 days