US2615908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thioether-hf-copper complex compounds
Assignee: Standard Oil Co
•
Filing: 1950-07-19
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Granted: 1952-10-28
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Expires: 1970-07-19
Abstract
No abstract record available.
Inventors
- 👤 David A Mccaulay
- 👤 Arthur P Lien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:04
CPC Classifications
C; C07; C07F; C07F1/00; C07F1/005; C07C; C07C381/00; C07C381/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A COMPLEX COMPOUND HAVING THE MOLECULAR COMPOSITION 3AS.3HF.CUF IN WHICH AS IS A SATURATED HYDROCARBON THIOETHER.
Claim 2
Dependent Claim
16 words
A COMPLEX COMPOUND HAVING THE MOLECULAR COMPOSITION 3AS.3HF.CUF IN WHICH AS IS A SATURATED HYDROCARBON THIOETHER.
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) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |