Earth working – Lawn aerator or perforator – or plug remover – Earth removing
Reexamination Certificate
2005-05-17
2005-05-17
Pezzuto, Robert E (Department: 3671)
Earth working
Lawn aerator or perforator, or plug remover
Earth removing
Reexamination Certificate
active
06892821
ABSTRACT:
A walk-behind power turf aerator having a rigid unibody construction and being shiftable into a highly compact configuration to facilitate transportation and storage thereof. The power turf aerator utilizes the reciprocal movement of a plurality of generally upright tines to create a relatively dense plug pattern in the turf.
REFERENCES:
patent: 5207278 (1993-05-01), Hatlen
patent: 5398767 (1995-03-01), Warke
patent: 5680903 (1997-10-01), Oliver
patent: 6179061 (2001-01-01), Fiore
patent: 6708773 (2004-03-01), Kinkead et al.
Parts list for 22″ Compact Turf Aerator available as Model Nos. PL400B and PL400H from Rock Solid ™, a division of Industrial Machine Specialties, Inc. (first published Nov., 2001).
Manual for 22″ Compact Turf Aerator available as Model Nos. PL400B and PL400H from Rock Solid ™, a division of Industrial Machine Specialties, Inc. (first published Apr., 2001).
Brochure, including insert, entitled “PLUGR ™” and distributed by Rock Solid ™, a division of Industrial Machine Specialties, Inc. (first published 1999).
Brochure entitled “PLUGR ™, Plugr Aerates Circles Around the Competition” and distributed by Rock Solid ™, a division of Industrial Machine Specialties, Inc. (first published 2000).
Hovey & Williams, LLP
Pezzuto Robert E
Sourceone, Inc.
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