US3030433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization of olefins with metal salt hydrate-bf3 complex
Assignee: BP Corp North America Inc
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Filing: 1958-02-17
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Granted: 1962-04-17
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Expires: 1978-02-17
Abstract
No abstract record available.
Inventors
- 👤 Harmon M Knight
- 👤 Joe T Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:30
CPC Classifications
C; C08; C08F; C08F10/00; C07; C07C; C07C2/00; C07C2/02; C07C2/04; C07C2/06; C07C2/08; C07C2/14; C07C2/20; C08F36/00; C08F36/02; C08F36/04; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1213; C07C2527/14; C07C2527/16; C07C2527/167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A POLYMERIZATION PROCESS COMPRISING CONTACTING AN OLEFIN SELECTED FROM THE CLASS CONSISTING OF TERIARY OLEFINS, CONJUGATED DIOLEFINS AND MIXTURES THEREOF, WITH A CATALYST CONSISTING OF A SOLID COMPLEX CONSISTING OF BORON TRIFLUORIDE AND A METAL SALT WHEREIN SAID SALT IS SELECTED FROM THE CLASS CONSISTING OF ARSENATE, BORATE, PHOSPHATE, SILICATE STANNATE AND SULFATE, WHICH SALT CONTAINS WATER OF HYDRATION AND WHEREIN SAID CONTACTING IS CARRIED OUT AT A TEMPERATURE BETWEEN ABOUT 0*C. AND 50*C.
Claim 2
Dependent Claim
74 words
A POLYMERIZATION PROCESS COMPRISING CONTACTING AN OLEFIN SELECTED FROM THE CLASS CONSISTING OF TERIARY OLEFINS, CONJUGATED DIOLEFINS AND MIXTURES THEREOF, WITH A CATALYST CONSISTING OF A SOLID COMPLEX CONSISTING OF BORON TRIFLUORIDE AND A METAL SALT WHEREIN SAID SALT IS SELECTED FROM THE CLASS CONSISTING OF ARSENATE, BORATE, PHOSPHATE, SILICATE STANNATE AND SULFATE, WHICH SALT CONTAINS WATER OF HYDRATION AND WHEREIN SAID CONTACTING IS CARRIED OUT AT A TEMPERATURE BETWEEN ABOUT 0*C. AND 50*C.
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) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |