IP Library Granted Patent US 6,513,838
Granted Patent Utility
US 6,513,838 · Confirmation No. 3466

CONNECTION OF DOUBLE-WALLED PIPES

Inventor: Matthias Poehler
⬇ PDF
Code Description Pages PDF
2001-12-21 TRNA Transmittal of New Application 1 View
2001-12-21 SPEC Specification 22 View
2001-12-21 CLM Claims 6 View
2001-12-21 ABST Abstract 1 View
2001-12-21 DRW Drawings-only black and white line drawings 2 View
2001-12-21 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,513,838
App. No.
10/032,217
Filed
2001-12-21
Granted
2003-02-04
Pub. No.
US20020093195A1
Art Unit
3679
PTA
0 days