Barnhart; Thomas L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Barnhart; Thomas L..The latest application filed is for "hidden image game piece".
- Barnhart; Thomas L. - Atlanta GA
| Patent | Date |
|---|---|
| Hidden Image Game Piece App 20100234087 - Barnhart; Thomas L. ; et al. | 2010-09-16 |
| Hidden image game piece Grant 7,747,472 - Barnhart June 29, 2 | 2010-06-29 |
| Hidden image game piece App 20070005430 - Barnhart; Thomas L. | 2007-01-04 |
| Hidden image game piece App 20050093291 - Barnhart, Thomas L. ; et al. | 2005-05-05 |
| Hidden image game piece App 20030232639 - Barnhart, Thomas L. | 2003-12-18 |
| System and method for attracting online viewers through distribution of hidden-award substrates redeemable at an online site App 20030216968 - Barnhart, Thomas L. | 2003-11-20 |
| Hidden image game piece Grant 6,629,888 - Barnhart October 7, 2 | 2003-10-07 |
| System and method for attracting online viewers through distribution of hidden-award substrates redeemable at an online site App 20020169672 - Barnhart, Thomas L. | 2002-11-14 |
| Hidden image game piece App 20020018879 - Barnhart, Thomas L. ; et al. | 2002-02-14 |
| Hidden image game piece Grant 5,984,367 - Barnhart , et al. November 16, 1 | 1999-11-16 |
| Mystery puzzle game Grant 5,401,032 - Barnhart , et al. March 28, 1 | 1995-03-28 |
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