Patent status information

1

In reference to the patent: US3731965

Is this patent current or expired? If expired is it public domain or can I patent it? If it is current where can I find this item for purchase?

S. Coleman

Posted 2015-05-20T00:05:12.313

Reputation: 11

Question was closed 2015-05-20T00:46:12.850

Unfortunately, questions about the production of products covered by these patents is outside the scope of this site. – Robert Cartaino – 2015-05-20T00:44:57.973

No answers