US3494950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methyl-(acyloxymethyl)-acyloxy-silicon compounds
Assignee: Bayer AG
•
Filing: 1966-05-25
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Granted: 1970-02-10
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Expires: 1986-05-25
Abstract
No abstract record available.
Inventors
- 👤 Walter Simmler
- 👤 Hans Sattlegger
- 👤 Hans Niederprum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:24
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/18; C07F7/1896; C07F7/0834; C07F7/0838; C08; C08G; C08G77/00; C08G77/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2582568A
Cited
US2770632A
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US2956044A
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US2922806A
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US3317369A
Cited
US3249464A
Cited
US3371104A
Cited
US3161664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |