Patent Search
US-10220231-B2(opens in a new window)
Dry sprinkler assembly
| Product Name | VK Number |
|---|---|
| VK502 - ESFR Dry Pendent Sprinkler (K14) | VK502 |
US-10220231-B2(opens in a new window)
Dry sprinkler assembly
US-10751556-B2(opens in a new window)
Automatic fire sprinklers, systems and methods for suppression fire protection of high hazard commodities including commodities stored in rack arrangements beneath ceilings of up to fifty-five feet in height
| Product Name | VK Number |
|---|---|
| VK514 - ESFR Pendent Sprinkler (K28) | VK514 |
US-11590371-B2(opens in a new window)
Systems and methods for fire protection of horizontal interstitial spaces with expanded localized heat detection areas
| Product Name | VK Number |
|---|---|
| VK950 - COIN® Quick Response Upright Sprinkler (Specific Application) (K5.6) | VK950 |
US-11596821-B2(opens in a new window)
Proportioner for a fire protection system
| Product Name | VK Number |
|---|---|
| Wide Range Proportioner Model VNR |
US-11786770-B2(opens in a new window)
Dry fire protection sprinkler assemblies
| Product Name | VK Number |
|---|---|
| VK449 - Residential Dry Horizontal Sidewall Sprinkler (K4.0) | VK449 |
US-11794047-B2(opens in a new window)
Fluid control valve assembly for fire protection systems
| Product Name | VK Number |
|---|---|
| Model VXD Deluge Valve |
US-20230398389-A1(opens in a new window)
Fire Protection Systems and Methods Using Fire Protection Devices Installed in Pipe Fittings With an Internally Housed Seal Member
US-20240350841-A1(opens in a new window)
Automatic Fire Sprinklers, Systems and Methods for Suppression Fire Protection of High Hazard Commodities Including Commodities Stored in Rack Arrangements Beneath Ceilings of Up to Fifty-Five Feet in Height
| Product Name | VK Number |
|---|---|
| VK514 - ESFR Pendent Sprinkler (K28) | VK514 |
US-6585054-B1(opens in a new window)
Fast response sprinkler head and fire extinguishing system
| Product Name | VK Number |
|---|---|
| VK520 - ESFR Upright Sprinkler (K14) | VK520 |
US-7036603-B2(opens in a new window)
Fast response sprinkler head and fire extinguishing system
| Product Name | VK Number |
|---|---|
| VK520 - ESFR Upright Sprinkler (K14) | VK520 |
US-7290618-B2(opens in a new window)
Fast response sprinkler head and fire extinguishing system
| Product Name | VK Number |
|---|---|
| VK520 - ESFR Upright Sprinkler (K14) | VK520 |
US-7314093-B2(opens in a new window)
Fast response sprinkler assembly for a fire extinguishing system
| Product Name | VK Number |
|---|---|
| VK468 - Residential Pendent Sprinkler (K4.9) | VK468 |
US-7712218-B2(opens in a new window)
Method of making a flow shaper for a sprinkler assembly
US-7766252-B2(opens in a new window)
Dry sprinkler assembly
| Product Name | VK Number |
|---|---|
| VK502 - ESFR Dry Pendent Sprinkler (K14) | VK502 |
US-7766252-B2(opens in a new window)
Dry sprinkler assembly
| Product Name | VK Number |
|---|---|
| VK502 - ESFR Dry Pendent Sprinkler (K14) | VK502 |
| VK512 - ESFR Dry Pendent Sprinkler (K25.2) | VK512 |
| VK504 - ESFR Dry Pendent Sprinkler (K16.8) | VK504 |
US-7854269-B2(opens in a new window)
Sprinkler assembly
US-7854269-B2(opens in a new window)
Sprinkler assembly
US-8376060-B2(opens in a new window)
Adjustable escutcheon assembly for a sprinkler
| Product Name | VK Number |
|---|---|
| Model E-1, E-2, E-3, G-1 and Standard Sprinkler Escutcheon |
US-8636075-B2(opens in a new window)
Dry sprinkler assembly
| Product Name | VK Number |
|---|---|
| VK502 - ESFR Dry Pendent Sprinkler (K14) | VK502 |
US-8636075-B2(opens in a new window)
Dry sprinkler assembly
US-8662190-B2(opens in a new window)
Flow shaper for use in corridor sprinkler
| Product Name | VK Number |
|---|---|
| VK638 - "Corridor Sprinkler" - QREC Horizontal Sidewall Sprinkler (K8.0) | VK638 |
| VK638-D - QREC Concealed Horizontal Sidewall Sprinkler (K8.0) | VK638-D |
US-8960319-B2(opens in a new window)
Flat plate concealed horizontal sidewall sprinkler
US-9149818-B1(opens in a new window)
Attic sprinkler
| Product Name | VK Number |
|---|---|
| Model V-BB (Back to Back) Specific Application Attic Sprinkler | VK684, VK685, VK686, VK681, VK682, VK683 |