US3378520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organopolysiloxane compositions convertible into elastomers
Assignee: Bayer AG
•
Filing: 1967-03-21
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Granted: 1968-04-16
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Expires: 1987-03-21
Abstract
No abstract record available.
Inventors
- 👤 Sattlegger Hans
- 👤 Noll Walter
- 👤 Damm Klaus
- 👤 Golitz Hans Dietrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:09
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/38; C08G77/382; C08G77/388; C08K; C08K5/00; C08K5/0091; C08G77/045; C08G77/12; C08G77/14; C08G77/16; C08G77/18; C08G77/20; C08G77/22; C08G77/26; C08G77/70; Y; Y10; Y10S; Y10S273/00; Y10S273/29; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3151099A
Cited
US3334067A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |