US3072715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthesis of the aromatic boroncarbon bond
Assignee: US Borax Inc
•
Filing: 1958-11-24
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Granted: 1963-01-08
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Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 George W Willcockson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:40
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/02; C07F5/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
THE METHOD OF PRODUCING PHENYLDICHLOROBORANE WHICH COMPRISES REACTING BORON TRICHLORIDE WITH BENZENE IN THE PRESENCE OF ALUMINUM TRICHLORIDE.
Claim 2
Independent Claim
18 words
THE METHOD OF PRODUCING PHENYLDICHLOROBORANE WHICH COMPRISES REACTING BORON TRICHLORIDE WITH BENZENE IN THE PRESENCE OF ALUMINUM TRICHLORIDE.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |