US2865948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New phosphorylated heterocyclic compounds and processes for preparing same
Assignee: Montedison SpA
•
Filing: 1956-12-18
•
Granted: 1958-12-23
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Expires: 1976-12-18
Abstract
No abstract record available.
Inventors
- 👤 Fusco Raffaello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:12
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6581; C07F9/6584; C07F9/65842; C07F9/65844
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
7 words
PHOSPHORYLATED HETEROCYCLIC COMPOUND OF THE GENERAL STRUCTURE
Claim 2
Dependent Claim
7 words
PHOSPHORYLATED HETEROCYCLIC COMPOUND OF THE GENERAL STRUCTURE
Claim 3
Dependent Claim
11 words
THE PROCESS FOR PREPARING PHOSPHORYLATE HETEROCYCLIC COMPOSITIONS OF THE GENERAL STRUCTURE
Claim 4
Dependent Claim
11 words
THE PROCESS FOR PREPARING PHOSPHORYLATE HETEROCYCLIC COMPOSITIONS OF THE GENERAL STRUCTURE
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) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |