Y10T 137/4516
Seal replenishers
Y10T137/4516 (Seal replenishers) appears on 30 US grants and 13 published applications in this corpus.
Search patents in Y10T- Granted patents
- 30
- Published applications
- 13
- Assignees
- 13
- Inventors
- 32
- Latest grant
- 18 Mar 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Flow-through trap primer valve assembly18 Mar 2014US 8,671,970 B2JL Industries, Inc.
- Trap-primer system for floor drains10 Dec 2013US 8,602,051 B2
- Pressure activated trap primer and water hammer combination8 Feb 2011US 7,882,851 B2
- Liquid seal for recovering flared gas16 Feb 2010US 7,661,436 B2
- Pressure activated trap primer and water hammer combination21 Apr 2009US 7,520,292 B2
- Flow-through trap primer valve assembly20 Feb 2014US 2014/0048150 A1JL Industries, Inc.
- Trap primer valve assembly with battery pack and timer8 Nov 2012US 2012/0280156 A1JL Industries, Inc.
- Flow-through trap primer valve assembly12 Jul 2012US 2012/0174991 A1JL Industries, Inc.
- Trap-primer system for floor drains15 Dec 2011US 2011/0303303 A1
- Trap primer valve assembly with battery pack and timer24 Nov 2011US 2011/0284780 A1JL Industries, Inc.
Most cited
By later US patents
- Multiple drain trap primer valve assembly for sewer lines96US 5,253,670 AC. H. Perrott, Inc. · 1993
- Vent valve with liquid seal39US 6,056,005 AThe Protectoseal Company · 2000
- Water saving trap primer20US 4,218,786 A1980
- Floor trap primer valve18US 4,497,337 APrecision Plumbing Products, Inc. · 1985
- Self-contained, automatic primer valve for sewer line drain traps13US 4,204,556 APrecision Plumbing Products, Inc. · 1980