US2604492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bis-chlorobutenyl sulfides
Assignee: Rohm and Haas Co
•
Filing: 1950-01-26
•
Granted: 1952-07-22
•
Expires: 1970-01-26
Abstract
No abstract record available.
Inventors
- 👤 Warren D Niederhauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:03
CPC Classifications
C; C07; C07C; C07C323/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
AS A NEW COMPOSITION OF MATTER A MIXTURE OF THE ISOMERIC BIS-CHLOROBUTENYL SULFIDES HAVING THE FORMULAS
Claim 2
Dependent Claim
16 words
AS A NEW COMPOSITION OF MATTER A MIXTURE OF THE ISOMERIC BIS-CHLOROBUTENYL SULFIDES HAVING THE FORMULAS
References Cited (Backward Citations)
US2422275A
Cited
US2467713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |