Hidden drainage funnel
US-2026071426-A1 · Mar 12, 2026 · US
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Connections of mullions and transoms
Connections of mullions and transoms · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E04B2/965 |
| Official title | {Connections of mullions and transoms} |
| Display label | Connections of mullions and transoms |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Curtain wall system accommodating wiring
US-12371903-B2 · Jul 29, 2025 · US
Pressure transducing gasket systems
US-2024210341-A1 · Jun 27, 2024 · US
Method and apparatus for producing a tubular sealing element
US-12000138-B2 · Jun 4, 2024 · US
Curtain wall system accommodating wiring
US-2023399844-A1 · Dec 14, 2023 · US
Toggle insert for receiving a toggle assembly in a steel curtain wall structure
US-11773588-B2 · Oct 3, 2023 · US
Post and beam structure at a multi-height opening portion
US-2023091125-A1 · Mar 23, 2023 · US
Method and apparatus for producing a tubular sealing element
US-2022186490-A1 · Jun 16, 2022 · US
Toggle insert for receiving a toggle assembly in a steel curtain wall structure
US-2022154460-A1 · May 19, 2022 · US
Method and apparatus for producing a tubular sealing element
US-10837169-B2 · Nov 17, 2020 · US
Method and apparatus for producing a tubular sealing element
US-2020291644-A1 · Sep 17, 2020 · US
Concealed fastener window or curtain wall assemblies
US-10202762-B2 · Feb 12, 2019 · US
Facade construction
US-10024054-B2 · Jul 17, 2018 · US
Thermal break for curtain wall
US-9903113-B2 · Feb 27, 2018 · US
Thermal insulating and sealing means for a safing slot in a curtain wall
US-9869086-B2 · Jan 16, 2018 · US
Concealed fastener window or curtain wall assemblies
US-2017183867-A1 · Jun 29, 2017 · US
Facade construction
US-2017081849-A1 · Mar 23, 2017 · US
Curtain wall system with anti-rolling shear block
US-9567746-B1 · Feb 14, 2017 · US
Thermal insulating and sealing means for a safing slot in a curtain wall
US-2016356034-A1 · Dec 8, 2016 · US
Thermal break for curtain wall
US-2016265221-A1 · Sep 15, 2016 · US