IP Library Granted Patent US 6,565,498
Granted Patent Utility
US 6,565,498 · Confirmation No. 8702

COMPOSITE ROLL FOR MANUFACTURING HEAT TRANSFER TUBES AND METHOD OF MANUFACTURING COMPOSITE ROLL FOR MANUFACTURING HEAT TRANSFER TUBES

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Code Description Pages PDF
2016-07-12 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-05-03 TRNA Transmittal of New Application 2 View
2001-05-03 SPEC Specification 12 View
2001-05-03 CLM Claims 3 View
2001-05-03 ABST Abstract 1 View
2001-05-03 DRW Drawings-only black and white line drawings 2 View
2001-05-03 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,565,498
App. No.
09/848,593
Filed
2001-05-03
Granted
2003-05-20
Pub. No.
US20010042588A1
Art Unit
3726
PTA
-5 days