Patent US3516946A successfully refreshed from Google Patents.
US3516946A
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Platinum catalyst composition for hydrosilation reactions
Assignee: General Electric Co
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Filing: 1967-09-29
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Granted: 1970-06-23
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Expires: 1987-09-29
Abstract
No abstract record available.
Inventors
- 👤 Frank J Modic
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:34
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/02; B01J31/12; B01J31/123; B01J31/124; B01J31/125; B01J31/16; B01J31/22; B01J31/2282; B01J31/2291; B01J31/2295; C; C08; C08K; C08K5/00; C08K5/56; B01J2231/00; B01J2231/30; B01J2231/32; B01J2231/323; B01J2531/00; B01J2531/80; B01J2531/82; B01J2531/828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |