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US2711418A
Expired / Lapsed
US
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Mixtures of 2-ethylhexoxysiloxanes
Assignee: Hodges Research and Development Co
•
Filing: 1950-01-06
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Granted: 1955-06-21
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Expires: 1970-01-06
Abstract
No abstract record available.
Inventors
- 👤 William S Kather
- 👤 Wiener Tibor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:41
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2389802A
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US2404426A
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US2395880A
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US2449335A
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US2375007A
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US2507422A
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US2490691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-20 | 1958-12-20 | 1959-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-20 | 1962-12-20 | 1963-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-20 | 1966-12-20 | 1967-06-21 | $7700.00 | Window Closed / Lapsed |