US3555064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the manufacture of phenyl and methylphenylchlorosilanes
Assignee: Individual
•
Filing: 1967-12-22
•
Granted: 1971-01-12
•
Expires: 1987-12-22
Abstract
Abstract PHENYLCHLOROSILANES AND METHYLPHENYLCHLOROSILANES ARE PRODUCED BY REACTING CHLOROBENZENE AND METHYL CHLORIDE WITH SILICON IN THE PRESENCE OF A COPPER CATALYST WHICH SI PROMOTED BY A ZINC COMPOUND AND CADMIUM CHLORIDE OR OXIDE.
Inventors
- 👤 Raisa Anatolievna Turetskaya
- 👤 Tamara Alexandrova Tsvanger
- 👤 Sergei Alexandrovich Golubtsov
- 👤 Margarita Andreevna Luzganova
- 👤 Vadim Nikolaevich Pensky
- 👤 Ljudmila Petrovna Filjukova
- 👤 Alexandr Georgievich Pogorelov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:16
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/12; C07F7/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |