Patent US2634289A successfully refreshed from Google Patents.
US2634289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
beta-haloethoxyethyl-n-phenyl-carbamate
Assignee: Monsanto Chemicals Ltd
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Filing: 1948-12-29
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Granted: 1953-04-07
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Expires: 1968-12-29
Abstract
No abstract record available.
Inventors
- 👤 Butler John Mann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:23
CPC Classifications
C; C07; C07C; C07C271/00; C07C271/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
6 words
A COMPOUND HAVING THE STRUCTURAL FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-06 | 1956-10-06 | 1957-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-06 | 1960-10-06 | 1961-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-06 | 1964-10-06 | 1965-04-07 | $7700.00 | Window Closed / Lapsed |