Portable cofferdam

Information

  • Patent Grant
  • D959249
  • Patent Number
    D959,249
  • Date Filed
    Friday, November 8, 2019
    6 years ago
  • Date Issued
    Tuesday, August 2, 2022
    3 years ago
  • Inventors
  • Original Assignees
    • Subsurface, Inc. (Fargo, ND, US)
  • Examiners
    • Hill; Keli L
    • Blackwell, II; Harold E
    Agents
    • Neustel Law Offices
  • US Classifications
    Field of Search
    • US
    • D08 380
    • D08 349
    • D08 352
    • D08 353
    • D08 354
    • D08 356
    • D08 373
    • CPC
    • E02D19/04
    • E02D17/08
  • International Classifications
    • 0805
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a left perspective view of a portable cofferdam showing our new design;



FIG. 2 is a right perspective view thereof;



FIG. 3 is a rear view thereof;



FIG. 4 is a front view thereof;



FIG. 5 is a right view thereof;



FIG. 6 is a left view thereof;



FIG. 7 is a top view thereof; and,



FIG. 8 is a bottom view thereof.


The broken line portions of the drawings are included to show unclaimed subject matter and form no part of the claimed design.


Claims
  • The ornamental design for a portable cofferdam, as shown and described.
US Referenced Citations (21)
Number Name Date Kind
3051424 Duhamel Aug 1962 A
3652045 Hirt Mar 1972 A
5009386 Berger Apr 1991 A
D330672 Wilkinson, III Nov 1992 S
D402188 Hetner Dec 1998 S
D433152 Masciarelli Oct 2000 S
D433760 Masciarelli Nov 2000 S
D454204 Masciarelli Mar 2002 S
7284728 Connolly Oct 2007 B2
D625586 Kramer Oct 2010 S
D692583 Weekly Oct 2013 S
8545129 Weekly Oct 2013 B2
D703029 Fox Apr 2014 S
8910367 Adams, Jr. Dec 2014 B2
8926229 Clair Jan 2015 B1
9874008 Doupe Jan 2018 B2
9945091 Strom Apr 2018 B1
D842684 House Mar 2019 S
D858267 Malec Sep 2019 S
20060002768 Meyer Jan 2006 A1
20160108599 Spry Apr 2016 A1
Non-Patent Literature Citations (1)
Entry
https://en.wikipedia.org/wiki/Cofferdam; Wikipedia Cofferdam Article; Printed & Received Sep. 28, 2016.
Continuations (4)
Number Date Country
Parent 16594158 Oct 2019 US
Child 29712506 US
Parent 16159917 Oct 2018 US
Child 16594158 US
Parent 15953629 Apr 2018 US
Child 16159917 US
Parent 15292977 Oct 2016 US
Child 15953629 US