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US4759238A Expired / Lapsed US ⏱️ 0.0 years remaining

Pocket corkscrew

Assignee: Marino FarFalli and Figli SNC
•
Filing: 1987-04-03
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Granted: 1988-07-26
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Expires: 2007-04-03
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Abstract

Abstract Corkscrew of the type having folding tools (2,3) in a handle (4), such as a screw-type means of insertion in a cork (2) and a fulcrum lever extension means such as counter-lever (3) having a slot seat for crown caps as well, and the additional function of supporting by a notched end on the inside ledge of the bottle's neck together with said means of screw insertion (2), both hinged to one end of the handle at a convenient distance from each other, characterized in that: the handle (4) is in plastic material, and the fulcrum lever extension means such as counter-lever (3) is of a semitubular form having a slot seat (3") through its back with an undercut to engage a crown cap, and the handle (4) being equipped with a hollow complementary with the slot so as to make it actively usable whether the counter-lever is closed or is completely open in alignment, or nearly so, with the handle (4).

Inventors

  • 👤 Germano Farfalli

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 20:08
CPC Classifications
B; B67; B67B; B67B7/00; B67B7/44; B67B7/02; B67B7/04; B67B7/0417; B67B7/0423

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 150 words
Pocket corkscrew, of the type having folding tools (2,3) in a handle (4), said tools comprising a screw-type means for insertion into a cork (2) and a fulcrum lever extension means such as the counter lever (3) including means for removing crown caps both said tools being hinged to one end of the handle at a convenient distance from each other, characterized in that: said handle (4) is of plastic material, and said fulcrum lever extension means such as counter lever (3) is of semitubular form having a slot seat (3") cut through its back with an undercut to receive a crown cap and said handle (4) is equipped with a complementary hollow for said slot seat so as to render the latter actively usable for removing crown caps both when the counterlever is closed and when it is completely open in alignment, or nearly so, with the handle (4).
Claim 2
Dependent Claim 150 words
Pocket corkscrew, of the type having folding tools (2,3) in a handle (4), said tools comprising a screw-type means for insertion into a cork (2) and a fulcrum lever extension means such as the counter lever (3) including means for removing crown caps both said tools being hinged to one end of the handle at a convenient distance from each other, characterized in that: said handle (4) is of plastic material, and said fulcrum lever extension means such as counter lever (3) is of semitubular form having a slot seat (3") cut through its back with an undercut to receive a crown cap and said handle (4) is equipped with a complementary hollow for said slot seat so as to render the latter actively usable for removing crown caps both when the counterlever is closed and when it is completely open in alignment, or nearly so, with the handle (4).
Claim 3
Dependent Claim 21 words
Pocket corkscrew, as in claim 1, characterized in that said handle (4) includes a pen-type pocket clip at its other end.
Claim 4
Dependent Claim 71 words
Pocket corkscrew, as in claim 1, characterized in that said handle presents an elongated bottleneck shape with recessed seats for said tools and, in particular, the screw-type means seats in the recess (4"') in the neck and said counter-lever (3) seats in a recess (4') when closed, said lever being of a size then when closed it maintains the same circumferential diameter of said handle by partially covering said screw (2).

References Cited (Backward Citations)

US4584911A Cited
US4580303A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-07-26 1992-01-25 1992-07-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-07-26 1996-01-25 1996-07-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-07-26 2000-01-25 2000-07-26 $7700.00 Window Closed / Lapsed

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