Patent Information

Registered Trademarks:

1,291,902
1,486,886
2,318,359
2,307,273
2,318,358
2,737,852
2,889,581
2,743,940

Issued Utility Patents:

4,627,128
4,780,172
5,666,732
5,660,286
6,199,706
6,070,747
5,957,422
6,202,866
6,390,337
6,536,613
6,675,978
7,100,878
7,121,416
7,118,000

Issue Foreign Patents:

2,242,045

Issued Design Patents:

D424,767
D422,483
D423,857
D435,435
D432,844
D435,381
D457,770
D422,886
D459,132
D467,114
D465,371
D468,948
D466,352
D464,837
D458,782
D455,067
D464,510
D459,626
D464,838
D457,365
D457,364
D462,556
D465,372
D471,044

Other Patents Pending: