{"number":"US12702881B1","kindCode":"B1","documentType":"grant","title":{"original":"Concealed sprinkler cover","english":"Concealed sprinkler cover"},"abstract":{"original":"A sprinkler cover apparatus conceals sprinkler heads using temperature-responsive materials that release the cover when exposed to a set temperature, allowing unobstructed water flow. The apparatus is an imperceptible component of the ceiling or wall. Embodiments include single- and multi-piece designs, mounted to the ceiling or sprinkler head housing. Some embodiments do not contact the sprinkler head directly. Actuation is achieved via materials like shape-memory polymers (SMPs), shape-memory alloys (SMAs), liquid crystalline polymers, melting substances (e.g., wax, solder), or bimetals.…","english":"A sprinkler cover apparatus conceals sprinkler heads using temperature-responsive materials that release the cover when exposed to a set temperature, allowing unobstructed water flow. The apparatus is an imperceptible component of the ceiling or wall. Embodiments include single- and multi-piece designs, mounted to the ceiling or sprinkler head housing. Some embodiments do not contact the sprinkler head directly. Actuation is achieved via materials like shape-memory polymers (SMPs), shape-memory alloys (SMAs), liquid crystalline polymers, melting substances (e.g., wax, solder), or bimetals.…"},"applicants":["SPARK IP LLC"],"inventors":["Peter Yeadon"],"filingDate":"2025-05-23","publicationDate":"2026-08-11","grantDate":"2026-08-11","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12702881B1.pdf","pages":{"en":"https://downloadpatent.com/patent/US12702881B1","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12702881B1","ja":"https://downloadpatent.com/ja/patent/US12702881B1"}}