US2867564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halogenated bicycl oheptenyl sulfite derivatives
Assignee: Velsicol Chemical LLC
•
Filing: 1957-03-20
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Granted: 1959-01-06
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Expires: 1977-03-20
Abstract
No abstract record available.
Inventors
- 👤 Sidney B Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:22
CPC Classifications
C; C07; C07C; C07C301/00; A; A01; A01N; A01N41/00; A01N41/02; C07C33/00; C07C33/40; C07C33/44; C07C2602/00; C07C2602/36; C07C2602/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
A COMPOSITION OF MATTER HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
8 words
A COMPOSITION OF MATTER HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
US2529493A
Cited
US2799685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |