LexDanaLexDanabeta
Inventor

Charles B. Childs, Jr.

Inventor
Marietta, GA, US

Overview

3→
Patents
1988–1991
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B22Dprimary
B22DCasting of metals67%
C23CCoating metallic material33%
PatentTitleYear
5,068,020'Coated substrates and process'19914,785,869'Method of sizing a hot top liner and assembling a hot top'19884,721,278'Lightweight reusable hot top'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to RE TOP INTERNATIONAL LIMITED (2)· patent assignee history
1988Patents assigned to RE TOP USA INC (2)· patent assignee history
1988Based in Marietta, GA, US· patent location history
1991Patents assigned to UNIV NORTH CAROLINA (1)· patent assignee history
1991Based in Chapel Hill, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RE TOP INTERNATIONAL LIMITED21988
RE TOP USA INC21988
UNIV NORTH CAROLINA11991
Locations
LocationPatentsSpan
Marietta, Georgia, US21988
Chapel Hill, NC, US11991