Patent Application
Provisional
App. No. 60/422,147
· Confirmation No. 5671
Oxygen-containing heterocyclic fused naphthopyrans
Inventor:
Xuzhi Qin
Provisional Application Expired
Inventors
Xuzhi Qin
Hacienda Heights, CA
Attorneys & Agents of Record
Prosecution
- Customer No.
- 25204
- Docket No.
- 10-9437
- Confirmation No.
- 5671
Child
PCT
Claims priority from a provisional application
→
PCT/US2003/034062
Filed 2003-10-27
· PCT - IPER (International Preliminary Examination Report) 409-416 Mailed
Child
Claims priority from a provisional application
→
App. 10/694,111
· US 6,963,003
Filed 2003-10-27
· Patented Case
Child
Claims priority from a provisional application
→
App. 11/242,199
· US 7,074,943
Filed 2005-10-03
· Patented Case
from
VISION EASE, LP
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2022-04-29
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.
- 60/422,147
- Filed
- 2002-10-28
External Links