LexDanaLexDanabeta
Inventor

John M. Hupp

Inventor
University Heights, OH, US

Overview

2→
Patents
1989–1991
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Cprimary
C07CAcyclic or carbocyclic compounds67%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
5,068,215'Catalyst for upgrading low molecular weight hydrocarbons'19914,886,931'Upgrading low molecular weight hydrocarbons'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989Patents assigned to STANDARD OIL CO OHIO (1)· patent assignee history
1989–1991Based in University Heights, OH, US· patent location history
1991Patents assigned to STANDARD OIL CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
STANDARD OIL CO11991
STANDARD OIL CO OHIO11989
Locations
LocationPatentsSpan
University Heights, OH, US21989–1991