US2853530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bis [2-(1-methoxysopropoxyisopropoxy) ethyl] ether
Assignee: Tidewater Oil Co
•
Filing: 1956-04-19
•
Granted: 1958-09-23
•
Expires: 1976-04-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas F Banigan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:52
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/192; C10L1/198; C10L1/1985; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/04; C07C43/10; C07C43/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
BIS(2-(1-METHOXYISOPROPOXYISOPROPOXY) ETHYL)ETHER, HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
BIS(2-(1-METHOXYISOPROPOXYISOPROPOXY) ETHYL)ETHER, HAVING THE FORMULA
References Cited (Backward Citations)
US2527970A
Cited
US2089580A
Cited
US2184956A
Cited
US2510540A
Cited
US2480185A
Cited
US2662859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |