US3227761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorine-containing amines
Assignee: Monsanto Research Corp
•
Filing: 1962-12-26
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Granted: 1966-01-04
•
Expires: 1982-12-26
Abstract
No abstract record available.
Inventors
- 👤 Brunner Ralph E De
- 👤 James A Webster
- 👤 Edward S Blake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:22
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2209/00; C10M2209/02; C10M2209/10; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10N; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2172822A
Cited
US2583588A
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US2877184A
Cited
US3032587A
Cited
US3077499A
Cited
US3055953A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |