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Inventor

William H. Schmid

Inventor
Cadillac, MI, US

Overview

3→
Patents
2001–2003
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A47Lprimary
A47LDomestic washing or cleaning33%
B01DSeparation33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
6,565,637'Filter assembly for a vacuum cleaner'20036,432,180'Filter assembly for a vacuum cleaner'20026,312,508'Filter assembly for a vacuum cleaner'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2003Patents assigned to REXAIR INC (3)· patent assignee history
2001–2003Based in Cadillac, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
REXAIR INC32001–2003
Locations
LocationPatentsSpan
Cadillac, MI, US32001–2003