US3466336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polythioethers derived from acetylenic compounds and h2s
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1966-04-06
•
Granted: 1969-09-09
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Expires: 1986-04-06
Abstract
No abstract record available.
Inventors
- 👤 Wolfgang H Mueller
- 👤 Alexis A Oswald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:37
CPC Classifications
C; C07; C07C; C07C319/00; C07C319/02; C07C319/04; C08; C08G; C08G75/00; C08G75/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3337487A
Cited
US3325456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |