US2751384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphonamide derivatives of triazine
Assignee: Eastman Kodak Co
•
Filing: 1954-10-29
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Granted: 1956-06-19
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Expires: 1974-10-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry W Coover
- 👤 Richard L Mcconnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:37
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6515; C07F9/6521
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
A NEW COMPOSITION OF MATTER HAVING THE STRUCTURE
Claim 2
Dependent Claim
8 words
A NEW COMPOSITION OF MATTER HAVING THE STRUCTURE
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) | 1959-06-19 | 1959-12-19 | 1960-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-19 | 1963-12-19 | 1964-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-19 | 1967-12-19 | 1968-06-19 | $7700.00 | Window Closed / Lapsed |