Callas; Mike T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Callas; Mike T..The latest application filed is for "sign holder and tool for installation and removing a sign holder from a support".
- Callas; Mike T. - Tonka Bay MN
- Callas; Mike T. - Minneapolis MN
- Callas; Mike T. - Edina MN
Trademarks
| Patent | Date |
|---|---|
| Sign holder and tool for installation and removing a sign holder from a support Grant 5,806,823 - Callas September 15, 1 | 1998-09-15 |
| Adjustable sign holder Grant D386,531 - Callas * November 18, 1 | 1997-11-18 |
| Sign holder Grant D372,939 - Callas August 20, 1 | 1996-08-20 |
| Sign holder Grant D366,066 - Callas January 9, 1 | 1996-01-09 |
| Sign holder Grant 5,480,116 - Callas January 2, 1 | 1996-01-02 |
| Combined clamp and hook Grant D364,799 - Callas December 5, 1 | 1995-12-05 |
| Sign holder Grant D357,505 - Callas April 18, 1 | 1995-04-18 |
| Air guard Grant 5,292,282 - Callas March 8, 1 | 1994-03-08 |
| Air diffuser guard Grant D340,281 - Callas October 12, 1 | 1993-10-12 |
| Sign holder Grant 5,188,332 - Callas February 23, 1 | 1993-02-23 |
| Sign holder Grant D322,634 - Callas December 24, 1 | 1991-12-24 |
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