US3624121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New chelates of silicon
Assignee: General Electric Co
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Filing: 1970-07-20
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Granted: 1971-11-30
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Expires: 1990-07-20
Abstract
Abstract New organosilicon chelates are formed from diketones and derivatives of diketones, where the silicon atom has functional substituents other than the diketone compound residue. The materials are useful as curing agents for room temperature vulcanizing materials.
Inventors
- 👤 Terry G Selin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:36
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/18; C07F7/1896; C07F7/1804; C08; C08L; C08L83/00; C08L83/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
The chelate of silicon having the formula:
Claim 2
Dependent Claim
7 words
The chelate of silicon having the formula:
References Cited (Backward Citations)
US3360525A
Cited
US3508946A
Cited
US3355477A
Cited
US3445426A
Cited
US3455980A
Cited
US3518292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-29 | 1975-05-31 | 1975-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-29 | 1979-05-31 | 1979-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-29 | 1983-05-31 | 1983-11-30 | $7700.00 | Window Closed / Lapsed |