US2665292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal xanthates of the haloaryl polyalkylene glycol monoethers
Assignee: Dow Chemical Co
•
Filing: 1951-10-11
•
Granted: 1954-01-05
•
Expires: 1971-10-11
Abstract
No abstract record available.
Inventors
- 👤 Fischback Bryant Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:02
CPC Classifications
C; C07; C07C; C07C329/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
28 words
A METAL XANTHATE OF A MEMBER OF THE GROUP CONSISTING OF THE HALOARYLOXY-ETHOXY-ETHANOLS, HALOARYLOXY-ETHOXY -ETHOXY -ETHANOLS, HALOARYLOXY-PROPOXY-PROPANOLS AND HALOARYLOXY-PROPOXY-PROPOXY-PROPANOLS WHEREIN THE ARYLOXY RADICAL IS OF THE BENZENE SERIES
Claim 2
Dependent Claim
28 words
A METAL XANTHATE OF A MEMBER OF THE GROUP CONSISTING OF THE HALOARYLOXY-ETHOXY-ETHANOLS, HALOARYLOXY-ETHOXY -ETHOXY -ETHANOLS, HALOARYLOXY-PROPOXY-PROPANOLS AND HALOARYLOXY-PROPOXY-PROPOXY-PROPANOLS WHEREIN THE ARYLOXY RADICAL IS OF THE BENZENE SERIES
Claim 3
Dependent Claim
2 words
POTASSIUM 4-CHLOROPHENOXY-PROPOXY-PROPOXY-PROPYLXANTHATE.
Claim 4
Dependent Claim
2 words
POTASSIUM 4-CHLOROPHENOXY-PROPOXY-PROPOXY-PROPYLXANTHATE.
References Cited (Backward Citations)
US2024925A
Cited
US2173384A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |