Patent US3283016A successfully refreshed from Google Patents.
US3283016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitrogen containing indan derivatives
Assignee: Givaudan Roure Corp
•
Filing: 1964-09-28
•
Granted: 1966-11-01
•
Expires: 1984-09-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Wood
- 👤 John T Angiolini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:22
CPC Classifications
C; C11; C11B; C11B9/00; C11B9/0042; C11B9/0046; C11B9/0049; C07; C07C; C07C205/00; C07C205/06; C07C2602/00; C07C2602/02; C07C2602/04; C07C2602/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF: (A) A COMPOUND COMING WITHIN THE SCOPE OF THE FOLLOWING GENERAL FORMULA: 1,1,2,2,3,3-HEXA(R1-),(R2)M-,(NO2)N-INDAN WHEREIN R1 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF H, AND ALKYL RADICALS HAVING FROM 1 TO 3 CARBON ATOMS; R2 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKYL RADICALS, A IS A MEMBER CARBON ATOMS AND CYCLOALKYL RADICALS; A IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF O AND H WITH THE PROVISO THAT AT LEAST ONE A MUST BE 0; M IS AN INTEGER FROM 2 TO 3; N IS AN INTEGER FROM 1 TO 2, THE SUM OF M+N NOT EXCEEDING 4, WITH THE PROVISO THAT AT LEAST ONE R1 MUST BE H AND THE FURTHER PROVISO THAT WHERE MORE THAN TWO OF THE R1''S ARE H, THEN M CAN BE AN INTEGER FROM 1 TO 3; (B) 4,6-DINITRO-2-ETHYL-1,1,3,3,5-PENTAMETHYLINDAN AND (C) 4,6-DINITRO-5-ETHYL,-1,1,3,3-TETRAMETHYLINDAN.
Claim 2
Dependent Claim
151 words
A MEMBER SELECTED FROM THE GROUP CONSISTING OF: (A) A COMPOUND COMING WITHIN THE SCOPE OF THE FOLLOWING GENERAL FORMULA: 1,1,2,2,3,3-HEXA(R1-),(R2)M-,(NO2)N-INDAN WHEREIN R1 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF H, AND ALKYL RADICALS HAVING FROM 1 TO 3 CARBON ATOMS; R2 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF ALKYL RADICALS, A IS A MEMBER CARBON ATOMS AND CYCLOALKYL RADICALS; A IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF O AND H WITH THE PROVISO THAT AT LEAST ONE A MUST BE 0; M IS AN INTEGER FROM 2 TO 3; N IS AN INTEGER FROM 1 TO 2, THE SUM OF M+N NOT EXCEEDING 4, WITH THE PROVISO THAT AT LEAST ONE R1 MUST BE H AND THE FURTHER PROVISO THAT WHERE MORE THAN TWO OF THE R1''S ARE H, THEN M CAN BE AN INTEGER FROM 1 TO 3; (B) 4,6-DINITRO-2-ETHYL-1,1,3,3,5-PENTAMETHYLINDAN AND (C) 4,6-DINITRO-5-ETHYL,-1,1,3,3-TETRAMETHYLINDAN.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |