US3005841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bromine-containing organo phosphate
Assignee: Shell USA Inc
•
Filing: 1960-05-23
•
Granted: 1961-10-24
•
Expires: 1980-05-23
Abstract
No abstract record available.
Inventors
- 👤 Silverman Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:13
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/091
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
4 words
METHYL 2,3 - DIBROMO-3-(DIMETHOXYPHOSPHINYLOXY)BUTYRATE.
Claim 2
Dependent Claim
4 words
METHYL 2,3 - DIBROMO-3-(DIMETHOXYPHOSPHINYLOXY)BUTYRATE.
References Cited (Backward Citations)
US2685552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-23 | 1965-04-24 | 1965-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-23 | 1969-04-24 | 1969-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-23 | 1973-04-24 | 1973-10-24 | $7700.00 | Window Closed / Lapsed |