Patent US3121094A successfully refreshed from Google Patents.
US3121094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dioxolane carbamates
Assignee: Abbott Laboratories
•
Filing: 1958-10-21
•
Granted: 1964-02-11
•
Expires: 1978-10-21
Abstract
No abstract record available.
Inventors
- 👤 Bruce W Horrom
- 👤 Harold E Zaugg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:06
CPC Classifications
C; C07; C07D; C07D317/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 3
Dependent Claim
15 words
A SUBSTITUTED DIOXOLANE CARBONATE SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA:
Claim 4
Dependent Claim
15 words
A SUBSTITUTED DIOXOLANE CARBONATE SELECTED FROM THE GROUP CONSISTING OF A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
US2589296A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |