B65H 2701/532
Tearable or frangible cores or reels
B65H2701/532 (Tearable or frangible cores or reels) appears on 10 US grants and 3 published applications in this corpus.
Search patents in B65H- Granted patents
- 10
- Published applications
- 3
- Assignees
- 7
- Inventors
- 18
- Latest grant
- 24 Apr 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Tearable core, a roll including such a core and a tearable core manufacturing method24 Apr 2018US 9,950,490 B2Sca Tissue France
- Easily removable paper tube, article using the paper tube, and method for successively using the articles18 Jul 2017US 9,708,153 B2Toray Advanced Materials Korea Inc.
- Core for a product in sheet form wound around this core, and roll formed with such a core5 Apr 2016US 9,302,883 B2Sca Tissue France
- Segmented core17 Aug 2004US 6,775,910 B1NCR Corporation
- Paper roller including promotional indicia11 Jun 2002US 6,402,086 B1
- A tearable core, a roll including such a core and a tearable core manufacturing method21 Dec 2017US 2017/0361563 A1Sca Tissue France
- Easily removable paper tube, article using the paper tube, and method for successively using the articles16 Jun 2016US 2016/0167917 A1Toray Advanced Materials Korea Inc.
- Core for a product in sheet form wound around this core, and roll formed with such a core16 Feb 2012US 2012/0040158 A1Georgia-Pacific France
Most cited
By later US patents
- Cores providing reduced spindle clearance for core wound paper products10US 5,255,865 AThe Procter & Gamble Company · 1993
- Paper roller including promotional indicia5US 6,402,086 B12002
- Spool for thread4US 4,027,831 AGutermann & Co. AG · 1977
- Cores for compressed core wound paper products4US 5,318,235 AThe Procter & Gamble Company · 1994
- Split cone thread packages3US 5,603,460 ADonisthorpe & Company Limited · 1997