Patent US3347931A successfully refreshed from Google Patents.
US3347931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of organoboron compounds
Assignee: Callery Chemical Co
•
Filing: 1958-08-14
•
Granted: 1967-10-17
•
Expires: 1978-08-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Paul R Wunz
- 👤 Albert F Stang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:55
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/10; C07; C07F; C07F5/00; C07F5/02; C07F5/027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A METHOD OF PREPARING HYDROCARBON SUBSITUTED HIGHER VOLATILE BORON HYDRIDES WHICH COMPRISES REACTING A COMPOUND OF THE GROUP CONSISTING OF HALOGENATED HYDROCARBONS AND ALKENES WITH A BORON HYDRIDE CONTAINING 4 TO 12 BORON ATOMS PER MOLECULE IN THE PRESENCE OF AN ALUMINUM HALIDE, AND RECOVERING THE RESULTING ORGANOBORON COMPOUND FROMED.
Claim 2
Independent Claim
50 words
A METHOD OF PREPARING HYDROCARBON SUBSITUTED HIGHER VOLATILE BORON HYDRIDES WHICH COMPRISES REACTING A COMPOUND OF THE GROUP CONSISTING OF HALOGENATED HYDROCARBONS AND ALKENES WITH A BORON HYDRIDE CONTAINING 4 TO 12 BORON ATOMS PER MOLECULE IN THE PRESENCE OF AN ALUMINUM HALIDE, AND RECOVERING THE RESULTING ORGANOBORON COMPOUND FROMED.
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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |