US3303151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization process
Assignee: Standard Oil Co
•
Filing: 1963-12-23
•
Granted: 1967-02-07
•
Expires: 1983-12-23
Abstract
No abstract record available.
Inventors
- 👤 Edwin F Peters
- 👤 Omar O Juveland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:50
CPC Classifications
C; C08; C08F; C08F10/00; C08F110/00; C08F110/02; Y; Y10; Y10S; Y10S526/00; Y10S526/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A POLYMERIZATION PROCESS WHICH COMPRISES CONTACTING (1) A POLYMERIZABLE VINYL COMPOUND WITH (2) AN ASPHALTIC MATERIAL CONTAINING A TRANSITION METAL SELECTED FROM GROUPS IV,V,VI AND VIII IN THE PRESENCE OF (3) A METALLIC REDUCING AGENT SELECTED FROM THE GROUP CONSISTING OF THE HYDRIDES, ALKYLS, ARYLS AND SESQUIHALIDES OF GROUP I, II, III AND IV METALS, UNDER POLYMERIZING CONDITIONS OF TEMPERATURES AND PRESSURE.
Claim 2
Dependent Claim
62 words
A POLYMERIZATION PROCESS WHICH COMPRISES CONTACTING (1) A POLYMERIZABLE VINYL COMPOUND WITH (2) AN ASPHALTIC MATERIAL CONTAINING A TRANSITION METAL SELECTED FROM GROUPS IV,V,VI AND VIII IN THE PRESENCE OF (3) A METALLIC REDUCING AGENT SELECTED FROM THE GROUP CONSISTING OF THE HYDRIDES, ALKYLS, ARYLS AND SESQUIHALIDES OF GROUP I, II, III AND IV METALS, UNDER POLYMERIZING CONDITIONS OF TEMPERATURES AND PRESSURE.
References Cited (Backward Citations)
US2020714A
Cited
US2420082A
Cited
US2545963A
Cited
US2938000A
Cited
US3041282A
Cited
US3146118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |