IP Library › Granted Patent US 6,692,235
Granted Patent Utility
US 6,692,235 · Confirmation No. 1386

AIR COOLED PACKAGED MULTI-STAGE CENTRIFUGAL COMPRESSOR SYSTEM

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2020-11-11 C.AD.PAIR Change of Address via Patent Application Information Retrieval (PAIR) 1 View
2020-11-11 C.AD.PAIR Change of Address via Patent Application Information Retrieval (PAIR) 1 View
2015-07-14 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-07-14 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-07-10 PA.. Power of Attorney 1 View
2015-07-10 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2015-07-10 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-09-22 LET. Miscellaneous Incoming Letter 2 View
2003-09-22 DRW Drawings-only black and white line drawings 8 View
2003-08-01 RETMAIL Mail returned to USPTO as undelivered 57 View
2001-07-30 TRNA Transmittal of New Application 2 View
2001-07-30 SPEC Specification 13 View
2001-07-30 CLM Claims 6 View
2001-07-30 ABST Abstract 1 View
2001-07-30 DRW Drawings-only black and white line drawings 5 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 6,692,235
App. No.
09/918,119
Filed
2001-07-30
Granted
2004-02-17
Pub. No.
US20030021701A1
Art Unit
3746
PTA
-73 days