US2598562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nu-mercuri-1, 2, 3, 6-tetrahydro-3, 6-endomethano-3, 4, 5, 6, 7, 7-hexachlorophthalimide
Assignee: Velsicol Corp
•
Filing: 1951-01-03
•
Granted: 1952-05-27
•
Expires: 1971-01-03
Abstract
No abstract record available.
Inventors
- 👤 Kleiman Morton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:46
CPC Classifications
C; C07; C07F; C07F3/00; C07F3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
AS A NEW COMPOSITION OF MATTER, A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
11 words
AS A NEW COMPOSITION OF MATTER, A COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2273443A
Cited
US2524145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |