Patents
US 7973183 B2: Process for the preparation of an olefin oxide
- Granted
- 2011-07-05
- Filed
- 2008-04-24 application 12599395
- Type
- Utility · 20 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
The present invention relates to a continuous process for the preparation of an olefin oxide wherein an olefin is reacted with a hydroperoxidein the presence of a catalyst, and wherein the reaction which is carried out in at least three reactors operated in parallel is controlled by specifically adjusting the catalyst loads in the reactors.
Source: PVGPATDIS, file of 2026-04-10 (ipg110705.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| BASF SF 1 patents | Foreign company or organization | Ludwigshafen, DE | PVGPATDIS, file of 2026-04-10 | |
| THE DOW CHEMICAL COMPANY 17 patents | US company or organization | Midland, MI | THE DOW CHEMICAL COMPANY Federal lobbying client EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Hans-Georg Goebbel | Essen, BE | 6 | PVGPATDIS, file of 2026-04-10 | |
| Peter Bassler | Viernheim, DE | 11 | PVGPATDIS, file of 2026-04-10 | |
| Joaquim Henrique Teles | Otterstadt, DE | 109 | PVGPATDIS, file of 2026-04-10 | |
| Peter Rudolf | Ladenburg, DE | 32 | PVGPATDIS, file of 2026-04-10 | |
| Ulrich Mueller | Neustadt, DE | 173 | PVGPATDIS, file of 2026-04-10 | |
| Anna Forlin | Vigonza, IT | 7 | PVGPATDIS, file of 2026-04-10 | |
| Malte Schulz | Stade, DE | 2 | PVGPATDIS, file of 2026-04-10 | |
| Meinolf Weidenbach | Drochtersen, DE | 14 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C07D | Heterocyclic compounds | C07D301/12 | PVGPATDIS, file of 2026-04-10 |
| Y02P | Climate change mitigation technologies in the production or processing of goods | Y02P20/584 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2009-12-01 | Correction Corrective assignment to correct the eighth assignor's document date previously recorded on reel 023515 frame 0316. assignor(s) hereby confirms the assignment. | FORLIN, ANNA signed 2008-05-21 WEIDENBACH, MEINOLF signed 2008-06-10 SCHULZ, MALTE signed 2008-07-07 GOEBBEL, HANS-GEORG signed 2008-07-09 BASSLER, PETER signed 2008-07-28 MUELLER, ULRICH signed 2008-08-24 TELES, JOAQUIM HENRIQUE signed 2008-08-26 RUDOLF, PETER signed 2008-09-08 | BASF SE LUDWIGSHAFEN THE DOW CHEMICAL COMPANY MIDLAND, MI | 23585/600 | ECORSEXC, file of 2026-09-25 |
| 2009-11-13 | Assignment Assignment of assignor's interest | FORLIN, ANNA signed 2008-05-21 SCHULZ, MALTE signed 2008-07-07 GOEBBEL, HANS-GEORG signed 2008-07-09 BASSLER, PETER signed 2008-07-28 MUELLER, ULRICH signed 2008-08-24 TELES, JOAQUIM HENRIQUE signed 2008-08-26 RUDOLF, PETER signed 2008-09-08 WEIDENBACH, MEINOLF signed 2008-10-06 | BASF SE LUDWIGSHAFEN THE DOW CHEMICAL COMPANY MIDLAND, MI | 23515/316 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.