US2551562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions consisting essentially of chlorinated meta diphenylbenzene and chlorinated para diphenylbenzene and process of preparing same
Assignee: Monsanto Chemicals Ltd
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Filing: 1946-09-26
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Granted: 1951-05-01
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Expires: 1966-09-26
Abstract
No abstract record available.
Inventors
- 👤 Russell L Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:03
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/093; C07C17/10; C07C25/00; C07C25/18; C08; C08K; C08K5/00; C08K5/02; C08K5/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A NEW COMPOSITION OF MATTER OF MATTER CONSISTING ESSENTIALLY OF A MIXTURE OF ABOUT 50% TO ABOUT 80% BY WEIGHT OF CHLORINATED META-DIPHENYLBENZENE AND FROM ABOUT 20% TO ABOUT 50% BY WEIGHT OF CHLORINATED PARA-DIPHENYLBENZENE, SAID MIXTURE CONTAINING 68% BY WEIGHT OF CHLORINE.
Claim 2
Dependent Claim
43 words
A NEW COMPOSITION OF MATTER OF MATTER CONSISTING ESSENTIALLY OF A MIXTURE OF ABOUT 50% TO ABOUT 80% BY WEIGHT OF CHLORINATED META-DIPHENYLBENZENE AND FROM ABOUT 20% TO ABOUT 50% BY WEIGHT OF CHLORINATED PARA-DIPHENYLBENZENE, SAID MIXTURE CONTAINING 68% BY WEIGHT OF CHLORINE.
References Cited (Backward Citations)
US2070268A
Cited
US2041594A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |