Captive screw

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Description

FIG. 1 is a top plan view of one embodiment of a captive screw embodying my design;

FIG. 2 is a front elevational view thereof; and,

FIG. 3 is a bottom plan view thereof.

Claims

The ornamental design for a captive screw, as shown.

Referenced Cited
U.S. Patent Documents
3052942 September 1962 Mulvaney
3180389 April 1965 Frank
3195600 July 1965 Middleton, Jr.
3279302 October 1966 Modrey
4952107 August 28, 1990 Dupree
4975007 December 4, 1990 Molina
Other references
  • Penn Engineering & Manufacturing Corp., “Snap-Top Standoffs”, Pem Bulletin SSA-988, (Danboro, PA), 1985 & 1987.
  • Penn Engineering & Manufacturing Corp., “Fasteners For Use In Or With PC Boards”, Pem Bulletin K-488, (Danboro, PA), 1986.
  • Camloc Fasteners “Captive Screws”, Catalog No. 3800, pp. C1-C11, C18-27, (Hasbrouck Heights, NJ), 1986.
  • Accurate Screws Machine Co. Catalog, p. 19, (Nutley, NJ), 1989.
  • Microplastics, Inc., Standard Parts Catalog, pp. 1-16, (Flippin, AR), 1991.
  • Microplastics, Inc., Microplastics Brochure, “Polycarbonate Fasteners” (Flippin, AR), 1991.
  • Southco, Inc., Southco Fasteners Handbook 43, pp. C1-C11, C18-C27, (Pennsylvania 1993), also in previous catalogs.
  • Penn Engineering & Manufacturing Corp., “Snap-Top Standoffs”, Pem Bulletin SSA-988, (Danboro, PA).
  • Penn Engineering & Manufacturing Corp., “Fasteners For Use In Or With PC Boards”, Pem Bulletin K-488, (Danboro, PA).
  • Camloc Fasteners “Captive Screws”, Catalog No. 3800, pp. C1-C11, C18-27, (Hasbrouck Heights, NJ).
  • Accurate Screw Machine Co. Catalog, p. 19, (Nutley, NJ).
  • Microplastics, Inc., Standard Parts Catalog, pp. 1-16, (Flippin, AR).
  • Microplastics, Inc., Microplastics Brochure, “Polycarbonate Fasteners” (Flippin, AR).
  • Southco, Inc., Southco Fasteners Handbook 43, pp. C1-C11, C18-C27, (Pennsylvania 1993).
Patent History
Patent number: D501396
Type: Grant
Filed: Oct 13, 1993
Date of Patent: Feb 1, 2005
Assignee: Southco, Inc. (Concordville, PA)
Inventor: Albert J. Frattarola (Swarthmore, PA)
Primary Examiner: Philip S. Hyder
Attorney: Paul & Paul
Application Number: 29/014,141
Classifications
Current U.S. Class: D8/387