E06B 3/16
Hollow frames of special construction
Official title: Hollow frames {of special construction, e.g. made of folded sheet metal or of two or more section parts connected together}
E06B3/16 (Hollow frames of special construction) appears on 28 US grants and 36 published applications in this corpus.
Search patents in E06B- Granted patents
- 28
- Published applications
- 36
- Assignees
- 33
- Inventors
- 85
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 3 |
| 2021 | 3 | 2 |
| 2022 | 0 | 5 |
| 2023 | 5 | 2 |
| 2024 | 4 | 3 |
| 2025 | 1 | 5 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coastal weather window and door system with interior mounting assembly18 Aug 2026US 12,709,942 B2Hawkes Design and Consulting, LLC
- Device for generating electricity1 Jul 2025US 12,348,178 B2Clearvue Technologies Ltd
- Device for generating electricity28 May 2024US 11,996,798 B2Clearvue Technologies Ltd
- Simulated steel fenestration system7 May 2024US 11,976,509 B1PGT Innovations, Inc.
- Building systems and methods for installing building systems relative to building openings9 Apr 2024US 11,952,833 B1Larson Manufacturing Company of South Dakota, Inc.
- Sectional door with de-bridged extrusions for improved thermal performance13 Aug 2026US 2026/0234988 A1Clopay Corporation
- Window security system4 Jun 2026US 2026/0152995 A1Neeseberry, LLC
- Electrochromic window framing systems with accessible wiring and components9 Apr 2026US 2026/0099076 A1View Operating Corporation
- Trimless door29 May 2025US 2025/0172033 A1
- Metal profile for door/window frame structure and method for making such profile22 May 2025US 2025/0163750 A1Serramenti Brombal S.R.L.
Most cited
By later US patents
- Vacuum packaged batt55US 5,987,833 AOwens Corning Fiberglas Technology, Inc. · 1999
- Reinforcing structure for vertical frame member of sash frame53US 5,910,084 AYKK Architectural Products Inc. · 1999
- Rolled metal building system36US 5,036,637 AButler Manufacturing Company · 1991
- Structural unit in the form of a profiled bar24US 4,364,216 A1982
- Corner joint for a window or door frame12US 8,490,347 B2Milgard Manufacturing Incorporated · 2013