US2831861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2:2:4-trimethyl-decahydroquinoline nitrite and carbonate
Assignee: Monsanto Chemicals Ltd
•
Filing: 1954-10-11
•
Granted: 1958-04-22
•
Expires: 1974-10-11
Abstract
No abstract record available.
Inventors
- 👤 Wilde Bertrand Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:52
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3412; C08K5/3432; C08K5/3437; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF 2:2:4-TRIMETHYL-DECAHYDROQUINOLINE NITRITE AND 2:2:4:-TRIMETHYL-DECAHYDROQUINOLINE CARBONATE.
Claim 2
Dependent Claim
13 words
A COMPOUND SELECTED FROM THE CLASS CONSISTING OF 2:2:4-TRIMETHYL-DECAHYDROQUINOLINE NITRITE AND 2:2:4:-TRIMETHYL-DECAHYDROQUINOLINE CARBONATE.
References Cited (Backward Citations)
US2251992A
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US2203899A
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US2290561A
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US2643176A
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US2514658A
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US2582192A
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US2653854A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |