US3187018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
3-oxatricycloÄ3.2.1.0 2,4Üoctane-6-methanols, ethers and esters and intermediate products
Assignee: Union Carbide Corp
•
Filing: 1959-04-16
•
Granted: 1965-06-01
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Expires: 1979-04-16
Abstract
No abstract record available.
Inventors
- 👤 Samuel W Tinsley
- 👤 Paul S Starcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:41
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/22; C07D303/16; C07D303/28; C07D303/38; C07D303/40; C07D303/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |