US2689251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyhalomethane-unsaturated acid reaction products
Assignee: ExxonMobil Oil Corp
•
Filing: 1949-12-23
•
Granted: 1954-09-14
•
Expires: 1969-12-23
Abstract
No abstract record available.
Inventors
- 👤 Lyle A Hamilton
- 👤 Charles F Feasley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:33
CPC Classifications
C; C07; C07C; C07C53/00; C07C53/15; C07C53/19; C07C57/00; C07C57/52; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/40; C10M2207/404; C10M2211/00; C10M2211/04; C10M2211/044; C10M2211/06; C10N; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
AS A NEW COMPOSITION OF MATTER, A COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
12 words
AS A NEW COMPOSITION OF MATTER, A COMPOUND OF THE GENERAL FORMULA
References Cited (Backward Citations)
US2425426A
Cited
US2262813A
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US2319183A
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US2449547A
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US2568859A
Cited
US2561516A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-13 | 1958-03-15 | 1958-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-13 | 1962-03-15 | 1962-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-13 | 1966-03-15 | 1966-09-14 | $7700.00 | Window Closed / Lapsed |