Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Headed fastener element with nut – washer – securing means or cap – Headed bolt or screw with threads and complementary nut
Reexamination Certificate
2004-03-08
2011-11-22
Saether, Flemming (Department: 3677)
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Headed fastener element with nut, washer, securing means or cap
Headed bolt or screw with threads and complementary nut
Reexamination Certificate
active
08061946
ABSTRACT:
The present invention provides an internal thread member and an external thread member that can achieve stable finishing accuracy, can assure a desirable thread overlap, and have sufficient breaking strength and pullout strength. This invention also provides a cutter which can machine internal threads with stable finishing accuracy and can assure improved durability.
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Big Alpha Co. Inc.
Posz Law Group , PLC
Saether Flemming
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