IP Library Granted Patent US 6,564,552
Granted Patent Utility
US 6,564,552 · Confirmation No. 1729

DRIFT STABILIZER FOR RECIPROCATING FREE-PISTON DEVICES

Patented Case View Patent ↗
⬇ PDF
Code Description Pages PDF
2001-04-27 TRNA Transmittal of New Application 3 View
2001-04-27 SPEC Specification 14 View
2001-04-27 CLM Claims 2 View
2001-04-27 ABST Abstract 1 View
2001-04-27 DRW Drawings-only black and white line drawings 4 View
2001-04-27 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 6,564,552
App. No.
09/844,177
Filed
2001-04-27
Granted
2003-05-20
Art Unit
3745
PTA
-164 days