IP Library Granted Patent US 6,554,893
Granted Patent Utility
US 6,554,893 · Confirmation No. 3476

FIRE DOOR CORE

Inventor: Donald F. Klus
⬇ PDF
Code Description Pages PDF
2001-11-02 TRNA Transmittal of New Application 1 View
2001-11-02 SPEC Specification 28 View
2001-11-02 CLM Claims 6 View
2001-11-02 ABST Abstract 1 View
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Quick Facts
Patent No.
US 6,554,893
App. No.
09/985,333
Filed
2001-11-02
Granted
2003-04-29
Pub. No.
US20020117087A1
Art Unit
1755
PTA
0 days