Dual strip protective edge film for roofing membrane seams
US11788292B1 · kind B1 · utility
0Cited by
9References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 19, 2023 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Apr 19, 2043 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04D5/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A dual strip protective edge film system for a roofing membrane having a first protective edge film strip covering a top edge portion of the roofing membrane and a second protective edge film strip covering a top portion of the roofing membrane, wherein the second protective edge film strip is positioned in parallel next to the first protective edge film strip, and wherein both of the edge strips have a combined width approximately equal to the width of the overlap between two overlapping roofing membranes that are adhesively secured or thermally welded together.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.