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App. No. 09/770,211 · Confirmation No. 6863

METHOD FOR PRODUCING WELDED TUBING HAVING A UNIFORM MICROSTRUCTURE

Inventor: John C. Tverberg
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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2008-10-15 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2008-01-23 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2007-05-18 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2001-01-29 TRNA Transmittal of New Application 2 View
2001-01-29 SPEC Specification 9 View
2001-01-29 CLM Claims 4 View
2001-01-29 ABST Abstract 1 View
2001-01-29 OATH Oath or Declaration filed 1 View
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Quick Facts
App. No.
09/770,211
Filed
2001-01-29
Granted
2002-07-16
Pub. No.
US20020100524A1
Art Unit
1742
PTA
0 days