IP Library › Patent Application 61821575
Patent Application Provisional Small
App. No. 61/821,575 · Confirmation No. 2941

VISCOSIFIERS FOR DRILLING FLUIDS

Inventor: Peter Frenkel
Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2013-05-30 APP.FILE.REC Filing Receipt 3 View
2013-05-09 TR.PROV Provisional Cover Sheet (SB16) 3 View
2013-05-09 ADS Application Data Sheet 6 View
2013-05-09 SPEC Specification 12 View
2013-05-09 CLM Claims 5 View
2013-05-09 ABST Abstract 1 View
2013-05-09 WFEE Fee Worksheet (SB06) 2 View
2013-05-09 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.
61/821,575
Filed
2013-05-09