IP Library Granted Patent US 4,874,682
Granted Patent Utility
US 4,874,682 · App. 07/264,464

Organic photoconductors with reduced fatigue

Inventors: John Campbell Scott, Meredith D. Shattuck
Patented Case View Patent ↗
Granted: Oct 17, 1989 Filed: Oct 28, 1988
Inventors
John Campbell Scott
Meredith D. Shattuck
Assignee (at issue)
International Business Machines Corporation

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

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 patent's details
Quick Facts
Patent No.
US 4,874,682
App. No.
07/264,464
Filed
1988-10-28
Granted
1989-10-17
Kind
A