US3258479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyesters of organoboron diols with organoboron dicarboxylic acids or acid halides
Assignee: Olin Corp
•
Filing: 1964-03-27
•
Granted: 1966-06-28
•
Expires: 1984-03-27
Abstract
No abstract record available.
Inventors
- 👤 Roy P Alexander
- 👤 Theodore L Heying
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:23
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/10; C07; C07F; C07F5/00; C07F5/02; C07F5/027; C08; C08G; C08G63/00; C08G63/68; C08G63/698; Y; Y10; Y10S; Y10S149/00; Y10S149/12; Y10S149/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A SOLID POLYESTER OF AN ORGANOBORON DIOL OF THE FORMULA:
Claim 2
Dependent Claim
10 words
A SOLID POLYESTER OF AN ORGANOBORON DIOL OF THE FORMULA:
References Cited (Backward Citations)
US3167590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |