B28B 19/00
Machines or methods for applying the material to surfaces to form a
Official title: Machines or methods for applying the material to surfaces to form a permanent layer thereon (making shaped articles on mandrels B28B1/30; applying liquids or other fluent materials to surfaces in general B05C; glazing or engobing C04B)
B28B19/00 (Machines or methods for applying the material to surfaces to form a) appears on 867 US grants and 797 published applications in this corpus.
Search patents in B28B- Granted patents
- 867
- Published applications
- 797
- Assignees
- 432
- Inventors
- 1,701
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 12 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 13 | 0 |
| 1981 | 14 | 0 |
| 1982 | 12 | 0 |
| 1983 | 14 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 17 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 15 | 0 |
| 1992 | 15 | 0 |
| 1993 | 19 | 0 |
| 1994 | 18 | 0 |
| 1995 | 4 | 0 |
| 1996 | 13 | 0 |
| 1997 | 23 | 0 |
| 1998 | 18 | 0 |
| 1999 | 23 | 0 |
| 2000 | 10 | 0 |
| 2001 | 17 | 13 |
| 2002 | 23 | 23 |
| 2003 | 21 | 15 |
| 2004 | 18 | 40 |
| 2005 | 12 | 28 |
| 2006 | 10 | 29 |
| 2007 | 8 | 22 |
| 2008 | 11 | 31 |
| 2009 | 9 | 38 |
| 2010 | 29 | 47 |
| 2011 | 17 | 24 |
| 2012 | 17 | 23 |
| 2013 | 20 | 34 |
| 2014 | 22 | 32 |
| 2015 | 21 | 31 |
| 2016 | 17 | 25 |
| 2017 | 26 | 43 |
| 2018 | 26 | 41 |
| 2019 | 41 | 28 |
| 2020 | 38 | 40 |
| 2021 | 24 | 37 |
| 2022 | 25 | 41 |
| 2023 | 23 | 24 |
| 2024 | 26 | 35 |
| 2025 | 31 | 24 |
| 2026 | 19 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B28B 19/0092To webs, sheets or the like356
- B28B 19/0038Lining the outer wall of hollow objects100
- B28B 19/003To insulating material92
- B28B 19/0053To tiles, bricks or the like83
- B28B 19/0015On multilayered articles70
- B28B 19/0046To plastics51
- B28B 19/0023Lining the inner wall of hollow objects45
- B28B 19/0007Machines or methods for applying the material to surfaces to form a16
Recent patents
- Glue supply apparatus for gypsum board, gypsum board manufacturing apparatus, and gypsum board manufacturing method4 Aug 2026US 12,697,639 B2Yoshino Gypsum Co., Ltd.
- Systems and methods for manufacturing in-situ hollow core / hollow core analogue slabs, walls, and columns4 Aug 2026US 12,697,751 B2
- Method and apparatus for making a gypsum board21 Jul 2026US 12,686,149 B2Knauf Gips KG
- System and method for coloring top surface of claddings and concrete paving stones14 Jul 2026US 12,678,999 B2Ackerstein Industries Ltd.
- Coated gypsum set stabilizing particles having a hydrophobic gypsum core, gypsum board including same, process for making the particles, and process for making the gypsum board9 Jun 2026US 12,649,692 B2Knauf Gips KG
- Systems and methods for manufacturing calcined gypsum with reduced particle size and manufacturing gypsum board with same10 Sep 2026US 2026/0265129 A1United States Gypsum Company
- System and method for manufacturing boards with on-line defect detection system with illuminated machine vision3 Sep 2026US 2026/0257399 A1United States Gypsum Company
- Very severe hail roof board27 Aug 2026US 2026/0250954 A1United States Gypsum Company
- Method for producing building components with a concrete layer and building components produced thereby20 Aug 2026US 2026/0241609 A1Address Robotics Limited, UK
- Systems and methods for manufacturing calcined gypsum and manufacturing gypsum board with material handling chute having in-line measurement device6 Aug 2026US 2026/0225962 A1United States Gypsum Company
Most cited
By later US patents
- Method for manufacturing a building block imitating a pile of dry stones191US 4,784,821 A1988
- Method for preparing uniformly foamed gypsum product with less foam agitation159US 5,683,635 AUnited States Gypsum Company · 1997
- Use of fibrous mat-faced gypsum board in exterior finishing systems for buildings142US 4,647,496 AGeorgia-Pacific Corporation · 1987
- Methods and apparatus for computer-assisted spray foam fabrication129US 9,566,742 B2Massachusetts Institute of Technology · 2017
- Gypsum fiberboard door frame125US 5,347,780 AGeorgia-Pacific Corporation · 1994