IP Library Patent Application 61556987
Patent Application Provisional
App. No. 61/556,987 · Confirmation No. 2357

HEAT EXCHANGER AND METHOD OF MAKING THEREOF

Provisional Application Expired
⬇ PDF
Code Description Pages PDF
2011-11-23 APP.FILE.REC Filing Receipt 3 View
2011-11-08 TR.PROV Provisional Cover Sheet (SB16) 3 View
2011-11-08 ADS Application Data Sheet 4 View
2011-11-08 SPEC Specification 10 View
2011-11-08 CLM Claims 3 View
2011-11-08 ABST Abstract 1 View
2011-11-08 DRW Drawings-only black and white line drawings 4 View
2011-11-08 WFEE Fee Worksheet (SB06) 2 View
2011-11-08 N417 Electronic Filing System Acknowledgment Receipt 3 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
App. No.
61/556,987
Filed
2011-11-08