Coating processes – Removable protective coating applied
Reexamination Certificate
2008-04-22
2008-04-22
Fletcher, III, William Phillip (Department: 1792)
Coating processes
Removable protective coating applied
C427S256000
Reexamination Certificate
active
07361381
ABSTRACT:
A writing utensil cover is preferably made from two flexible plastic walls for use in shielding an environment from nearly all of a writing utensil having a writing tip except for the writing tip. The cover has a generally tubular shape and preferably a plurality of covers is used with the writing utensil to further reduce the potential for cross contamination by or to the writing utensil.
REFERENCES:
patent: 3809228 (1974-05-01), Fowler
patent: 4061783 (1977-12-01), Hoffman et al.
patent: 4164285 (1979-08-01), Dorman
patent: 4757381 (1988-07-01), Cooper et al.
patent: 5228851 (1993-07-01), Burton
patent: 5332092 (1994-07-01), Fischer
Clark Charles R.
Fletcher, III William Phillip
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