US3414540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of making organopolysiloxane flakes
Assignee: OI Glass Inc
•
Filing: 1967-05-11
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Granted: 1968-12-03
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Expires: 1987-05-11
Abstract
No abstract record available.
Inventors
- 👤 Duane C Nugent
- 👤 Dale C Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:12
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/10; B29B7/00; B29B7/30; B29B7/34; B29B7/38; B29B7/40; B29B7/44; C; C08; C08G; C08G77/00; C08G77/04; C08G77/06; C08L; C08L83/00; C08L83/04; C08G77/14; C08G77/18; C08G77/70; Y; Y10; Y10S; Y10S159/00; Y10S159/23
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3354095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |