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Inventor

Richard W. Chalfant

Inventor
Atchison, KS, US

Overview

4→
Patents
1988–1989
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

A47Lprimary
A47LDomestic washing or cleaning100%
PatentTitleYear
4,811,989'Process for manufacture of closed end mops'19894,811,990'Process for manufacture of closed end wet mops'19894,752,985'Closed end mops'19884,750,234'Closed end wet mops'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–1989Patents assigned to GOLDEN STAR INC (4)· patent assignee history
1988–1989Based in Atchison, KS, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GOLDEN STAR INC41988–1989
Locations
LocationPatentsSpan
Atchison, KS, US41988–1989