Assignee

POLYTUBE

1 granted patent·9 citations·filing 1974–1974

Technology mixB21D1 B29C1 B29D1 B29K1 B29L1 B32B1

Top patents by PatentIndex Score

1 record

0140US3959066AApparatus for manufacturing the body portion of a collapsible squeeze tubePOLYTUBE·Filed 1974·Granted May 25, 1976·9 cites·14 claims

Join the waitlist — get patent alerts

Get an alert when POLYTUBE files or is granted a new patent.

We store only your email — no account needed. See our privacy policy.

Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →