Patent US3790541A successfully refreshed from Google Patents.
US3790541A
Expired / Lapsed
US
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Ethylene-vinyl aromatic telomer waxes and processes of preparing them
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1971-10-12
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Granted: 1974-02-05
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Expires: 1991-10-12
Abstract
Abstract NOVEL WAX COMPOSITIONS CONTAINING ALKYL CYCLOALKYL STRUCTURES IN ADDITION TO ALKYL AROMATIC TELOMER STRUCTURES AND ALSO INCLUDING COPOLYMER TELOMER STRUCTURES. THESE WAX COMPOSITIONS HAVE A MOLECULAR WEIGHT RANGING FROM 500 TO 5000.
Inventors
- 👤 A Langer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:01
CPC Classifications
C; C08; C08F; C08F212/00; C08F212/02; C08F212/04; C07; C07C; C07C2/00; C07C2/02; C07C2/04; C08F10/00; C07C2531/00; C07C2531/02; C07C2531/12; Y; Y10; Y10S; Y10S585/00; Y10S585/929; Y10S585/946
Claims Analysis
Total Claims: 0
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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) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |