US3380930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Olefin polymerization process and catalyst for use therein
Assignee: ConocoPhillips Co
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Filing: 1963-10-21
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Granted: 1968-04-30
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Expires: 1983-10-21
Abstract
No abstract record available.
Inventors
- 👤 Donald B Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:24
CPC Classifications
C; C08; C08F; C08F10/00
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
31 words
A CATALYST COMPOSITION COMPRISING: (A) TITANIUM TRICHLORIDE; (B) TRIETHYL ALUMINUM; AND (C) SULFURYL CHLORIDE, WHEREIN THE MOLE RATIO OF SULFURYL CHLORIDE TO TRIALKYL ALUMINUM VARIES FROM ABOUT 0.2 TO ABOUT 1.0.
Claim 2
Dependent Claim
31 words
A CATALYST COMPOSITION COMPRISING: (A) TITANIUM TRICHLORIDE; (B) TRIETHYL ALUMINUM; AND (C) SULFURYL CHLORIDE, WHEREIN THE MOLE RATIO OF SULFURYL CHLORIDE TO TRIALKYL ALUMINUM VARIES FROM ABOUT 0.2 TO ABOUT 1.0.
Claim 3
Dependent Claim
30 words
A CATALYST COMPOSITION COMPRISING: (A) TITANIUM TRICHLORIDE; (B) TRIETHYL ALUMINUM; AND (C) THIONYL CHLORIDE, WHEREIN THE MOLE RATIO OF THIONYL CHLORIDE TO TRIALKYL ALUMINUM VARIES FROM ABOUT 0.25 TO 0.5.
Claim 4
Dependent Claim
30 words
A CATALYST COMPOSITION COMPRISING: (A) TITANIUM TRICHLORIDE; (B) TRIETHYL ALUMINUM; AND (C) THIONYL CHLORIDE, WHEREIN THE MOLE RATIO OF THIONYL CHLORIDE TO TRIALKYL ALUMINUM VARIES FROM ABOUT 0.25 TO 0.5.
Claim 5
Dependent Claim
31 words
A CATALYST COMPOSITION COMPRISING: (A) TITANIUM TRICHLORIDE; (B) TRIETHYL ALUMINUM; AND (C) SULFUR MONOCHLORIDE, WHEREIN THE MOLE RATIO OF SULFUR MONOCHLORIDE TO TRIALKYL ALUMINUM VARIES FROM ABOUT 0.10 TO ABOUT 0.5.
Claim 6
Dependent Claim
31 words
A CATALYST COMPOSITION COMPRISING: (A) TITANIUM TRICHLORIDE; (B) TRIETHYL ALUMINUM; AND (C) SULFUR MONOCHLORIDE, WHEREIN THE MOLE RATIO OF SULFUR MONOCHLORIDE TO TRIALKYL ALUMINUM VARIES FROM ABOUT 0.10 TO ABOUT 0.5.
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) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |