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Inventor

Frederick Schwartz

Inventor
Merion Station, PA, US

Overview

3→
Patents
1992–2009
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.

A47Hprimary
A47HFurnishings for windows or doors33%
B62DMotor vehicles33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
7,543,870'Insert apparatus for a preexisting cart'2009D0371829'Tub rail'19965,156,281'Locking mechanism for bracketless extension rods'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1996Patents assigned to ZENITH PROD CORP (2)· patent assignee history
1992–1996Based in Merion Station, PA, US· patent location history
2009Patents assigned to SCHWARTZ FREDERICK C (1)· patent assignee history
2009Based in Clinton, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ZENITH PROD CORP21992–1996
SCHWARTZ FREDERICK Cself12009
Locations
LocationPatentsSpan
Merion Station, Pennsylvania, US21992–1996
Clinton, Pennsylvania, US12009