Business registries · firm from USPTO records
HPD, LLC
- Place
- Route 126 23563 W. Main Street, Plainfield, IL
- Entity type
- Limited liability company
- State of organization
- DE (as the owner states it in trademark filings)
- Patents
- 8 granted 1991-01-24 to 2011-11-08
- Trademarks
- 3, 3 live
- Record
- EXACT high confidence: identical full name and state
- State business registration
- HPD, LLC EXACT high confidence: identical full name and state
- Source
- USPTO: PVGPATDIS and TRCFECO2 (PVGPATDIS file of 2026-04-10, TRCFECO2 file of 2024-03-27); patent assignee and trademark owner with the same name (legal endings aside) and place
Patents
| Patent | Title | Granted | Source |
|---|---|---|---|
| US 8052763 | Method for removing dissolved solids from aqueous waste streams | 2011-11-08 | PVGPATDIS, file of 2026-04-10 |
| US 8047287 | Process for recovering heavy oil utilizing one or more membranes | 2011-11-01 | PVGPATDIS, file of 2026-04-10 |
| US 7909098 | Process for recovering heavy oil utilizing one or more membranes | 2011-03-22 | PVGPATDIS, file of 2026-04-10 |
| US 7905283 | Process for removing silica in heavy oil recovery | 2011-03-15 | PVGPATDIS, file of 2026-04-10 |
| US 7686079 | Method for removing silica from evaporator concentrate | 2010-03-30 | PVGPATDIS, file of 2026-04-10 |
| US 7597144 | Process for recovering heavy oil utilizing one or more membranes | 2009-10-06 | PVGPATDIS, file of 2026-04-10 |
| US 7591311 | Process for recovering heavy oil | 2009-09-22 | PVGPATDIS, file of 2026-04-10 |
| US 7578345 | Process for recovering heavy oil using multiple effect evaporation | 2009-08-25 | PVGPATDIS, file of 2026-04-10 |
Trademarks
| Mark | Serial | Filed | Status | Classes | Source |
|---|---|---|---|---|---|
| COLD | 77817105 | 2009-09-01 | Registered and renewed | 011 | TRCFECO2, file of 2024-03-27 |
| HPD | 78962437 | 2006-08-29 | Registered and renewed | 011, 037, 042 | TRCFECO2, file of 2024-03-27 |
| CERAMEM | 74132992 | 1991-01-24 | Registered and renewed | 011 | TRCFECO2, file of 2024-03-27 |
Possible related entities
No other firm on file at the same street address.
Firms here are built from USPTO patent assignees (PatentsView) and trademark owners: one firm per name (legal endings aside) and state, or country outside the US. Matches to other records are by name and state: EXACT means the identical full name, FUZZY a looser match, with the confidence shown.