IP Library › Granted Patent US 6,698,428
Granted Patent Utility
US 6,698,428 · Confirmation No. 7983

ENDOTRACHEAL TUBE CONSTRUCTION

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2015-10-30 SES.LOSS Notification of loss of entitlement to small entity status 2 View
2015-10-30 TRAN.LET Transmittal Letter 3 View
2015-10-30 N417 Electronic Filing System Acknowledgment Receipt 2 View
2015-10-30 IMIS Miscellaneous Internal Document 2 View
2013-04-03 SES.LOSS Notification of loss of entitlement to small entity status 1 View
2013-04-03 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-11-26 IFEE Issue Fee Payment (PTO-85B) 2 View
2003-11-26 LET. Miscellaneous Incoming Letter 1 View
2001-04-05 TRNA Transmittal of New Application 2 View
2001-04-05 A.PE Preliminary Amendment 2 View
2001-04-05 SPEC Specification 10 View
2001-04-05 CLM Claims 4 View
2001-04-05 ABST Abstract 1 View
2001-04-05 DRW Drawings-only black and white line drawings 4 View
2001-04-05 OATH Oath or Declaration filed 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
Patent No.
US 6,698,428
App. No.
09/827,225
Filed
2001-04-05
Granted
2004-03-02
Pub. No.
US20010018917A1
Art Unit
3761
PTA
-452 days