Patent US2773799A successfully refreshed from Google Patents.
US2773799A
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Compounds, preparation and fungicidal compositions of polyhalogeno alkyl polycyclyl ketones
Assignee: Shell Development Co
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Filing: 1953-11-02
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Granted: 1956-12-11
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Expires: 1973-11-02
Abstract
No abstract record available.
Inventors
- 👤 Fan Hsing Yun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:09
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/587; C07C49/613; Y; Y10; Y10S; Y10S428/00; Y10S428/907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A POLYHALOGENO ALKYL POLYCYCLYL KETONE HAVING A STRUCTURE REPRESENTED BY THE PLANAR STRUCTURAL FORMULA
Claim 2
Independent Claim
38 words
THE METHOD OF CONTROLLING THE GROWTH OF MICROORGANISMS WHICH COMPRISES APPLYING IN THE ENVIRONMENT OF THE MICRO-ORGANISMS A PRODUCT PREPARED BY BROMINATING A PRODUCT OR REACTION OF BICYCLO(2.2.1)-2,5-PENTADIENE AND ACETYLE CHLORIDE IN THE PRESENCE OF A FRIEDELCRAFTS CATALYST.
References Cited (Backward Citations)
US2407508A
Cited
US2657168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |