IP Library Granted Patent US 6,409,490
Granted Patent Utility
US 6,409,490 · Confirmation No. 2754

ROTARY SCREW COMPRESSOR WITH SLIDE VALVE AND SLIDE STOP GUIDANCE BUSHINGS

Patented Case View Patent ↗
⬇ PDF
Code Description Pages PDF
2001-05-25 TRNA Transmittal of New Application 2 View
2001-05-25 SPEC Specification 18 View
2001-05-25 CLM Claims 9 View
2001-05-25 ABST Abstract 1 View
2001-05-25 DRW Drawings-only black and white line drawings 4 View
2001-05-25 OATH Oath or Declaration filed 2 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 6,409,490
App. No.
09/864,234
Filed
2001-05-25
Granted
2002-06-25
Art Unit
3748
PTA
-43 days