US2676934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax composition containing a completely esterified styrene-maleic anhydride heteropolymer
Assignee: Monsanto Chemicals Ltd
•
Filing: 1951-11-23
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Granted: 1954-04-27
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Expires: 1971-11-23
Abstract
No abstract record available.
Inventors
- 👤 Butler John Mann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:37
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/18; C; C09; C09D; C09D135/00; C09D135/06; C09D191/00; C09D191/06; C09D191/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2454284A
Cited
US2599339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |