US3288726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
B-n linked borazene derivatives and their preparation
Assignee: American Potash and Chemical Corp
•
Filing: 1961-11-30
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Granted: 1966-11-29
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Expires: 1981-11-30
Abstract
No abstract record available.
Inventors
- 👤 Ross I Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:47
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/08
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
9 words
A LINEAR B-N LINKED BORAZENE DERIVATIVE HAVING THE FORMULA:
Claim 2
Dependent Claim
9 words
A LINEAR B-N LINKED BORAZENE DERIVATIVE HAVING THE FORMULA:
Claim 3
Dependent Claim
2 words
POLY (1'',2,3'',4,5,5'',6,6''-OCTAMETHYLBIBORAZYLENE).
Claim 4
Dependent Claim
2 words
POLY (1'',2,3'',4,5,5'',6,6''-OCTAMETHYLBIBORAZYLENE).
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |