Fastener systems for roof structures
US-2023279662-A1 · Sep 7, 2023 · US
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the fastening means being screws or nails
the fastening means being screws or nails · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E04D3/3603 |
| Official title | {the fastening means being screws or nails} |
| Display label | the fastening means being screws or nails |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Membrane installation methods
US-11661746-B2 · May 30, 2023 · US
Membrane installation methods
US-2023123103-A1 · Apr 20, 2023 · US
Fastener, fastening arrangement and method for mounting
US-11549542-B2 · Jan 10, 2023 · US
Membrane installation methods
US-11492805-B2 · Nov 8, 2022 · US
Nail sealable materials, systems, and methods of making and installing the same
US-2022195194-A1 · Jun 23, 2022 · US
Nail sealable materials, systems, and methods of making and installing the same
US-11267971-B2 · Mar 8, 2022 · US
Nail sealable materials, systems, and methods of making and installing the same
US-2021317315-A1 · Oct 14, 2021 · US
Membrane installation methods
US-2021230876-A1 · Jul 29, 2021 · US
Fastener, fastening arrangement and method for mounting
US-2020332823-A1 · Oct 22, 2020 · US
Nozzle and fastening element for fastening a material layer
US-9951803-B2 · Apr 24, 2018 · US
Fastening plate assembly
US-9856651-B2 · Jan 2, 2018 · US
Nozzle and fastening element for fastening a material layer
US-2016003277-A1 · Jan 7, 2016 · US