IP Library › Granted Patent US 6,720,840
Granted Patent Utility
US 6,720,840 · Confirmation No. 5035

POLARIZATION ROTATIONER

Inventor: Gerd Bohnet
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-01-21 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-12-23 IDS Information Disclosure Statement (IDS) Form (SB08) 4 View
2003-12-18 LET. Miscellaneous Incoming Letter 1 View
2003-12-18 DRW Drawings-only black and white line drawings 2 View
2003-07-31 LET. Miscellaneous Incoming Letter 1 View
2003-07-31 DRW Drawings-only black and white line drawings 2 View
2002-08-15 TRNA Transmittal of New Application 1 View
2002-08-15 A.PE Preliminary Amendment 3 View
2002-08-15 SPEC Specification 13 View
2002-08-15 CLM Claims 6 View
2002-08-15 ABST Abstract 1 View
2002-08-15 DRW Drawings-only black and white line drawings 2 View
2002-08-15 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,720,840
App. No.
10/218,590
Filed
2002-08-15
Granted
2004-04-13
Pub. No.
US20040032305A1
Art Unit
2819
PTA
-118 days