Patent US3546267A successfully refreshed from Google Patents.
US3546267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of halogenated phenoxysilanes
Assignee: Dynamit Nobel AG
•
Filing: 1969-07-01
•
Granted: 1970-12-08
•
Expires: 1989-07-01
Abstract
No abstract record available.
Inventors
- 👤 Roshdy Ismail
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:45
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/04; C07F7/06; C07F7/18; C07F7/1804; C07F7/1872; C07F7/188; D; D06; D06M; D06M13/00; D06M13/50; D06M13/51; D06M13/513; D06M15/00; D06M15/19; D06M15/37; D06M15/643; D06M15/6436
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) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |