US2477382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aryl substituted alkanes and process of making the same
Assignee: California Research LLC
•
Filing: 1946-05-04
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Granted: 1949-07-26
•
Expires: 1966-05-04
Abstract
No abstract record available.
Inventors
- 👤 Allen H Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:01
CPC Classifications
C; C07; C07C; C07C15/00; C07C15/02; C07C15/107; C07C2/00; C07C2/54; C07C2/64; C07C2/66; C07C2/70; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2213477A
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US2198595A
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US2275312A
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US2232118A
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US2314255A
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US2430673A
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US2349211A
Cited
US2437356A
Cited
US2404340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-25 | 1953-01-24 | 1953-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-25 | 1957-01-24 | 1957-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-25 | 1961-01-24 | 1961-07-26 | $7700.00 | Window Closed / Lapsed |