US3141027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkanediol bis
Assignee: Union Carbide Corp
•
Filing: 1959-03-12
•
Granted: 1964-07-14
•
Expires: 1979-03-12
Abstract
No abstract record available.
Inventors
- 👤 Phillips Benjamin
- 👤 Paul S Starcher
- 👤 Donald L Macpeek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:53
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/48
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
24 words
ALKANEDIOL BIS(2,3-EPOXYALKANOTE) WHEREIN THE ALKANE MOIETY CONTAINS FROM 2 TO 10 CARBON ATOMS AND WHEREIN THE EPOXYALKANOTE MOIETY CONTAINS UP TO 8 CARBON ATOMS.
Claim 2
Dependent Claim
24 words
ALKANEDIOL BIS(2,3-EPOXYALKANOTE) WHEREIN THE ALKANE MOIETY CONTAINS FROM 2 TO 10 CARBON ATOMS AND WHEREIN THE EPOXYALKANOTE MOIETY CONTAINS UP TO 8 CARBON ATOMS.
Claim 3
Dependent Claim
3 words
ETHYLENE GLYCOL BIS(2,3-EPOXYBUTYRATE).
Claim 4
Dependent Claim
3 words
ETHYLENE GLYCOL BIS(2,3-EPOXYBUTYRATE).
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |