Patent US3260745A successfully refreshed from Google Patents.
US3260745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-t-alkyl-beta-amino propionic acids
Assignee: ExxonMobil Oil Corp
•
Filing: 1964-06-25
•
Granted: 1966-07-12
•
Expires: 1984-06-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry J Andress
- 👤 Paul Y C Gee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:19
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
AS A NEW CHEMICAL COMPOUND, ADAPTED FOR USE AS ADDITION AGENTS FOR DISTILLATE FUEL OILS, A COMPOUND FROM THE GROUP CONSISTING OF-
Claim 2
Dependent Claim
22 words
AS A NEW CHEMICAL COMPOUND, ADAPTED FOR USE AS ADDITION AGENTS FOR DISTILLATE FUEL OILS, A COMPOUND FROM THE GROUP CONSISTING OF-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |