A41D 31/02

Layered materials

Official title: Layered materials (characterised by special function or use A41D31/04)

A41D31/02 (Layered materials) appears on 229 US grants and 304 published applications in this corpus.

Search patents in A41D
Granted patents
229
Published applications
304
Assignees
163
Inventors
551
Latest grant
6 Oct 2026

Filings by year

A41D 31/02: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197720
197810
197910
198000
198100
198220
198300
198430
198510
198620
198730
198810
198920
199000
199100
199220
199300
199400
199530
199620
199730
199830
199950
200000
200100
200220
200321
200413
200501
200601
200700
200810
200903
201010
201111
201201
201302
2014110
2015611
2016216
20171022
2018920
20192044
20202835
20211735
20221525
20232522
20241820
20252414
2026917

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.