Patent US5114777A successfully refreshed from Google Patents.
US3026331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tetrahydropyran derivatives of novobiocin
Assignee: Pharmacia and Upjohn Co
•
Filing: 1959-06-04
•
Granted: 1962-03-20
•
Expires: 1979-06-04
Abstract
No abstract record available.
Inventors
- 👤 Hoeksema Herman
- 👤 Caron Edgar Louis
- 👤 Jack W Hinman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:42
CPC Classifications
C; C07; C07C; C07C65/00; C07C65/01; C07C65/19; C07C65/03; C07C65/05; C07H; C07H17/00; C07H17/04; C07H17/06; C07H17/065; C07H17/075; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA:
Claim 3
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA:
Claim 4
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |