IP Library › Patent Application 61920021
Patent Application Provisional Small
App. No. 61/920,021 · Confirmation No. 1793

WATER FILTER SYSTEMS AND METHODS OF USE

Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2014-01-17 APP.FILE.REC Filing Receipt 3 View
2013-12-23 TR.PROV Provisional Cover Sheet (SB16) 3 View
2013-12-23 SPEC Specification 10 View
2013-12-23 WFEE Fee Worksheet (SB06) 2 View
2013-12-23 N417 Electronic Filing System Acknowledgment Receipt 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
App. No.
61/920,021
Filed
2013-12-23