US2894992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aryl nitro ethers
Assignee: Commercial Solvents Corp
•
Filing: 1957-08-19
•
Granted: 1959-07-14
•
Expires: 1977-08-19
Abstract
No abstract record available.
Inventors
- 👤 Edward B Hodge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:47
CPC Classifications
C; C07; C07C; C07C205/00; C07C205/01; C07C205/03; C07C205/04; C07C205/07; C07C205/08; C07C205/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A COMPOUND HAVING THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
6 words
A COMPOUND HAVING THE STRUCTURAL FORMULA:
References Cited (Backward Citations)
US2485988A
Cited
US2562151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |