US2392855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon softened olefinic polymer
Assignee: Jasco Inc
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Filing: 1940-08-15
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Granted: 1946-01-15
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Expires: 1960-08-15
Abstract
No abstract record available.
Inventors
- 👤 Irving E Lightbown
- 👤 Jr Nathan S Beekley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:18
CPC Classifications
C; C08; C08F; C08F210/00; C08F210/04; C08F210/08; C08F210/10; C08F210/12; C08K; C08K3/00; C08K3/02; C08K3/06; C08L; C08L23/00; C08L23/02; C08L23/18; C08L23/20; C08L23/22
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) | 1949-01-14 | 1949-07-16 | 1950-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-14 | 1953-07-16 | 1954-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-14 | 1957-07-16 | 1958-01-15 | $7700.00 | Window Closed / Lapsed |