US2766166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2(dialkoxy-thionophosphonyl-thio)-1, 4-dithianes
Assignee: Hercules Powder Co
•
Filing: 1955-08-30
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Granted: 1956-10-09
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Expires: 1975-08-30
Abstract
No abstract record available.
Inventors
- 👤 Albert H Haubein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:57
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6553; C07F9/655363
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
AS A NEW COMPOSITION OF MATTER A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
11 words
AS A NEW COMPOSITION OF MATTER A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |