Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Spacer-positioner; e.g. – rebar chair
Reexamination Certificate
2005-07-19
2005-07-19
Saether, Flemming (Department: 3677)
Static structures (e.g., buildings)
Openwork; e.g., truss, trellis, grille, screen, frame, or...
Spacer-positioner; e.g., rebar chair
C052S361000, C052S362000, C052S454000, C411S470000
Reexamination Certificate
active
06918222
ABSTRACT:
A novel fastener for holding and spacing an object at a predetermined distance from a substrate comprises a bridge portion, a first prong extending in a driving direction from the bridge portion, and a second prong spaced from the first prong and extending generally parallel to the first prong in the driving direction from the bridge portion, wherein the second prong is substantially shorter than the first prong.
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Lat Geronimo E.
O'Connor Francis D.
Righter, Jr. Joseph
Breh Donald J.
Croll Mark W.
Illinois Tool Works Inc.
Saether Flemming
Sharp Jeffrey A.
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