Patents
US 9926203 B2: Method of making 2,2,4,4-tetrasilylpentasilane
- Granted
- 2018-03-27
- Filed
- 2014-09-03 application 14915404
- Type
- Utility · 12 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A compound that is 2,2,4,4-tetrasilylpentasilane, chemical compositions comprising same, methods of making and purifying 2,2,4,4-tetrasilylpentasilane, the purified 2,2,4,4-tetrasilylpentasilane prepared thereby, and methods of forming silicon-containing materials using 2,2,4,4-tetrasilylpentasilane as a precursor.
Source: PVGPATDIS, file of 2026-04-10 (ipg180327.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Dow Corning Corporation 429 patents | US company or organization | Midland, MI | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Xiaobing Zhou | Midland, MI | 30 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| C01B | Non-metallic elements; compounds thereof; ; metalloids or compounds thereof not covered by subclass c01c | C01B33/04 | PVGPATDIS, file of 2026-04-10 |
| C07F | Acyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium | C07F7/025 | PVGPATDIS, file of 2026-04-10 |
| C23C | Coating metallic material; coating material with metallic material; surface treatment of metallic material by diffusion into the surface, by chemical conversion or substitution; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general | C23C16/24 | PVGPATDIS, file of 2026-04-10 |
| H01L | Semiconductor devices not covered by class h10 | H01L21/02164 | PVGPATDIS, file of 2026-04-10 |
| H10P | Generic processes or apparatus for the manufacture or treatment of devices covered by class h10 | H10P14/24 | 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 |
|---|---|---|---|---|---|
| 2021-06-30 | Correction Corrective assignment to correct the typographical error in the assignee name previously recorded on reel 056680 frame 0292. assignor(s) hereby confirms the assignment. | ZHOU, XIAOBING signed 2014-09-08 | DOW CORNING CORPORATION MIDLAND, MI | 56729/573 | ECORSEXC, file of 2026-09-25 |
| 2021-06-28 | Assignment Assignment of assignor's interest | ZHOU, XIAOBING signed 2014-09-08 | DOW COMING CORPORATION MIDLAND, MICHIGAN, MI | 56680/292 | ECORSEXC, file of 2026-09-25 |
| 2021-06-21 | Assignment Assignment of assignor's interest | JIANGSU NATA OPTO-ELECTRONIC MATERIALS CO. LTD. signed 2021-05-10 | NATA SEMICONDUCTOR MATERIALS CO., LTD. CHUZHOU CITY | 56610/391 | ECORSEXC, file of 2026-09-25 |
| 2021-01-27 | Assignment Assignment of assignor's interest | DDP SPECIALTY ELECTRONIC MATERIALS US 9, LLC signed 2020-12-14 | JIANGSU NATA OPTO-ELECTRONIC MATERIALS CO. LTD. JIANGSU PROVINCE | 55054/570 | PASDL, file of 2026-10-15 |
| 2020-09-24 | Assignment Assignment of assignor's interest | DOW SILICONES CORPORATION signed 2019-08-23 | DDP SPECIALTY ELECTRONIC MATERIALS US 9, LLC WILMINGTON, DE | 53869/549 | ECORSEXC, file of 2026-09-25 |
| 2018-02-28 | Name change Change of name | DOW CORNING CORPORATION signed 2018-02-01 | DOW SILICONES CORPORATION MIDLAND, MI | 45470/188 | PASDL, file of 2026-10-15 |
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.