Planter elements and combinations thereof
US6393764B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Oct 19, 1999 |
| Grant date | May 28, 2002 |
| Priority date | — |
| Expiry date | Oct 19, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01G9/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Planter elements for use individually or in various combinations for a wide variety of uses and which are easily assembled for compact storage/shipment. A base element is a box-like structure having four walls, open at the top and bottom. The walls are attached to posts at the four corners with upper surfaces of the posts in a common plane within the space surrounded by the walls and lower surfaces in a common plane below such space, permitting two or more of these elements to be stacked atop and releasably attached to one another, or be placed under or over other elements, as well as being optionally secured in place directly upon the ground. A similarly constructed element, termed an extension box, may be placed atop the base to increase its effective height, or may be used separately or in combination with other elements. The base and/or extension box elements may be supported upon and releasably attached to a cooperatively structured dolly element for convenient movement. An element having removable side walls, e.g., of transparent plastic or open-mesh screen and/or fabric, may be used individually, directly on the ground, or placed upon the base or extension box. A lid member,…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.