IP Library Assignment 004974/0184
Patent Assignment
Reel/Frame 004974/0184

Security Interest

Recorded: 1988-12-01 Pages: 10
Assignor
Assignee
PITTSBURGH NATIONAL BANK
FIFTH AVENUE AND WOOD STREET, PITTSBURGH, PENNSYLVANIA, 15265
Covered Properties (2)
Roof Ridge Ventilator System
Patent: 4,643,080 →
Application: 06/748,021 →
Telephone Both with Advertising Displays
Patent: 4,754,582 →
Application: 07/018,808 →
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of a Part of Assignors Interest Jan 13, 1986
From: CAMERON, ROBERT J.
To: FLOUR CITY ARCHITECTURAL METALS DIVISION OF E.G. SMITH CNSTRUCTION PRODUCTS, INC.
Reel/Frame 004499/0208 →
Assignment of Assignors Interest. Jun 25, 1986
From: KLINGENSMITH, JAMES D.
To: ALUMINUM COMPANY OF AMERICA
Reel/Frame 004566/0045 →
Security Interest May 4, 1992
From: CYCLOPS CORPORATION
To: ARMCO INC.
Reel/Frame 006122/0039 →
Release of Lien and Security Interest in General Intangibles Feb 2, 1993
From: PITTSBURGH NATIONAL BANK
To: CYCLOPS CORPORATION
Reel/Frame 006416/0437 →
Change of Name Dec 16, 1999
From: ALUMINUM COMPANY OF AMERICA
To: ALCOA INC.
Reel/Frame 010461/0371 →