(under subclass 47) Device wherein the component is of a flexible, flaccid or readily deformable material which is either a slender endless element (e.g., rubber band, etc.), or elongated element (e.g., string, etc.).
SEE OR SEARCH CLASS
402, Binder Device Releasably Engaging Aperture or Notch of Sheet,
8+, for a device including a flexible, flaccid or deformable sheet retainer intended to pass through a sheet.