IP Library Granted Patent US 6,591,036
Granted Patent Utility Small
US 6,591,036 · Confirmation No. 9044

OPTICAL MULTIPLEXING / DEMULTIPLEXING DEVICE

Inventor: Hideaki Okayama
⬇ PDF
Code Description Pages PDF
2015-03-31 IMIS Miscellaneous Internal Document 1 View
2001-05-31 CLM Claims 1 View
2001-05-31 ABST Abstract 1 View
2001-03-19 TRNA Transmittal of New Application 2 View
2001-03-19 SPEC Specification 15 View
2001-03-19 CLM Claims 2 View
2001-03-19 ABST Abstract 1 View
2001-03-19 DRW Drawings-only black and white line drawings 8 View
2001-03-19 OATH Oath or Declaration filed 3 View
2001-03-19 LET. Miscellaneous Incoming Letter 1 View
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
Patent No.
US 6,591,036
App. No.
09/810,160
Filed
2001-03-19
Granted
2003-07-08
Pub. No.
US20020044724A1
Art Unit
2882
PTA
-50 days