US3337518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization initiators consisting of halogenated sulfur containing organic compounds having at least one s(o)n functional group
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1964-01-24
•
Granted: 1967-08-22
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Expires: 1984-01-24
Abstract
No abstract record available.
Inventors
- 👤 George E Serniuk
- 👤 Peter E Wei
- 👤 Jr John Rehner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:08
CPC Classifications
C; C08; C08F; C08F4/00; Y; Y10; Y10S; Y10S526/00; Y10S526/912
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A METHOD FOR MAKING POLYMERS WHICH COMPRISES POLYMERIZING AT LEAST ONE MONOMER CONTAINING ETHYLENIC UNSATURATION WITH AN INITIATING COMPOUND SELECTED FROM THE GROUP CONSISTING OF:
Claim 2
Independent Claim
25 words
A METHOD FOR MAKING POLYMERS WHICH COMPRISES POLYMERIZING AT LEAST ONE MONOMER CONTAINING ETHYLENIC UNSATURATION WITH AN INITIATING COMPOUND SELECTED FROM THE GROUP CONSISTING OF:
References Cited (Backward Citations)
US2391218A
Cited
US2628982A
Cited
US2706719A
Cited
US2900360A
Cited
US3249595A
Cited
US3651757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |