Patent US2870207A successfully refreshed from Google Patents.
US2870207A
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Secondary aliphatic amines containing tertiary carbon atoms
Assignee: Rohm and Haas Co
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Filing: 1957-01-29
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Granted: 1959-01-20
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Expires: 1977-01-29
Abstract
No abstract record available.
Inventors
- 👤 Warren D Niederhauser
- 👤 Broderick Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:01
CPC Classifications
C; C07; C07C; C07C211/00; C07C211/01; C07C209/00; C07C209/60; C07C211/02; C07C211/03; C07C211/08; C07C211/26; C07C211/27; C10; C10M; C10M2215/00; C10M2215/24; C10M2215/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
AS A NEW COMPOSITION OF MATTER, THE SECONDARY AMINE HAVING THE FORMULA
Claim 2
Dependent Claim
12 words
AS A NEW COMPOSITION OF MATTER, THE SECONDARY AMINE HAVING THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |