IP Library Patent Application 09877949
Patent Application Utility Small
App. No. 09/877,949 · Confirmation No. 2579

COLLAPSIBLE STRUCTURES

Inventor: Yu Zheng
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
Code Description Pages PDF
2020-06-25 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 5 View
2001-08-16 TRNA Transmittal of New Application 2 View
2001-08-16 DRW Drawings-only black and white line drawings 10 View
2001-06-08 TRNA Transmittal of New Application 2 View
2001-06-08 A.PE Preliminary Amendment 3 View
2001-06-08 SPEC Specification 20 View
2001-06-08 CLM Claims 5 View
2001-06-08 ABST Abstract 1 View
2001-06-08 DRW Drawings-only black and white line drawings 10 View
2001-06-08 OATH Oath or Declaration filed 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.
09/877,949
Filed
2001-06-08
Granted
2002-10-08
Pub. No.
US20020032085A1
Art Unit
3711
PTA
-91 days