IP Library › Patent Application 61250487
Patent Application Provisional
App. No. 61/250,487 · Confirmation No. 3593

RS-485 RECEIVER WITH A FULL FAIL-SAFE POLARITY INVERSION FUNCTION

Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2010-10-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-10-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-09-27 PA.. Power of Attorney 1 View
2010-09-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-09-27 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2009-11-15 ADS Application Data Sheet 3 View
2009-11-15 N417 Electronic Filing System Acknowledgment Receipt 2 View
2009-10-29 APP.FILE.REC Filing Receipt 3 View
2009-10-09 TR.PROV Provisional Cover Sheet (SB16) 2 View
2009-10-09 ADS Application Data Sheet 3 View
2009-10-09 SPEC Specification 5 View
2009-10-09 CLM Claims 2 View
2009-10-09 ABST Abstract 1 View
2009-10-09 DRW Drawings-only black and white line drawings 2 View
2009-10-09 WFEE Fee Worksheet (SB06) 2 View
2009-10-09 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.
61/250,487
Filed
2009-10-09