US2425269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dichlorobenzalacetone
Assignee: Monsanto Chemicals Ltd
•
Filing: 1944-04-15
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Granted: 1947-08-05
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Expires: 1964-04-15
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Seymour
- 👤 David T Mowry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:37
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/20; C07C49/227; C07C49/233; C07C49/235; C07C45/00; C07C45/61; C07C45/67; C07C45/68; C07C45/72; C07C45/74; C08; C08F; C08F16/00; C08F16/36
Claims Analysis
Total Claims: 0
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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) | 1950-08-04 | 1951-02-03 | 1951-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-04 | 1955-02-03 | 1955-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-04 | 1959-02-03 | 1959-08-05 | $7700.00 | Window Closed / Lapsed |