Patent US2284369A successfully refreshed from Google Patents.
US2284369A
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US
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Hydrogenated cardanol and methods of making the same
Assignee: Harvel Corp
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Filing: 1938-11-01
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Granted: 1942-05-26
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Expires: 1958-11-01
Abstract
No abstract record available.
Inventors
- 👤 Caplan Solomon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:11
CPC Classifications
C; C07; C07C; C07C41/00; C07C41/01; C07C41/16; C07C37/00; C07C37/001; C07C37/003; C07C39/00; C07C39/02; C07C39/06
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) | 1945-05-25 | 1945-11-24 | 1946-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-05-25 | 1949-11-24 | 1950-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-05-25 | 1953-11-24 | 1954-05-26 | $7700.00 | Window Closed / Lapsed |