Positive drive fin

Details Positive drive fin Positive drive fin

2000-02-04

2001-02-27

Chin, Kay H. (Department: 2911)

Games, toys, and sports goods

Sports equipment

Water sports

CD21S807000

Design Patent

active

D0438278

CLAIM:
The ornamental design for a positive drive fin, as shown and described.

REFERENCES:
patent: D. 299262 (1989-01-01), Gruenspecht et al.
patent: D. 302197 (1989-07-01), Greeley
patent: D. 350801 (1994-09-01), Dagnino
patent: 4948385 (1990-08-01), Hall
patent: 5108328 (1992-04-01), Hull
patent: 6086440 (2000-07-01), Fechtner

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