The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 29, 2026
Filed:
Nov. 20, 2019
Dutchblue World B.v., Amsterdam, NL;
Carolus Hermanus Van Raam, Amsterdam, NL;
DUTCHBLUE WORLD B.V., Amsterdam, NL;
Abstract
Sports field (), comprising abase structure () and a cover (), wherein the cover is at least partly permeable to fluid, especially water, wherein the cover comprises a top layer () and a shock absorbing layer (A) provided between the top layer and the base structure, wherein the shock absorbing layer has upper (T) and lower (L) surfaces and comprises manmade vitreous fibres (MMVF) bonded by a cured binder, wherein the shock absorbing layer has a thickness (D) between the upper and lower surfaces of between 12 and 40 mm and has a density of between 175 kg/mand 300 kg/m, wherein the shock absorbing layer is hydrophilic, such that it can absorb a volume of water of between at least 20 to 95% of the volume of the shock absorbing layer. A method for forming a sports field and a method for operating a sports field are also disclosed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile