Patent US3455974A successfully refreshed from Google Patents.
US3455974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkoxy vanadyl fluorides and their preparation
Assignee: EIDP Inc
•
Filing: 1966-06-10
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Granted: 1969-07-15
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Expires: 1986-06-10
Abstract
No abstract record available.
Inventors
- 👤 Aaron Chung Liong Su
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:51
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/005; C08; C08F; C08F10/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
9 words
AN ORGANO-SOLUBLE FLUORINE CONTAINING VANADIUM COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
9 words
AN ORGANO-SOLUBLE FLUORINE CONTAINING VANADIUM COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
DE1075115B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |