US2844623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diammonium ethylene bisdithiocarbamate
Assignee: Roberts Chemicals Inc
•
Filing: 1955-04-01
•
Granted: 1958-07-22
•
Expires: 1975-04-01
Abstract
No abstract record available.
Inventors
- 👤 Elmer A Fike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:41
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/08; A01N47/10; A01N47/12; A01N47/14; C; C07; C07C; C07C333/00; C07C333/14; C07C333/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
3 words
DIAMMONIUM ETHYLENE BISDITHIOCARBAMATE.
Claim 2
Dependent Claim
3 words
DIAMMONIUM ETHYLENE BISDITHIOCARBAMATE.
References Cited (Backward Citations)
US897624A
Cited
US1972961A
Cited
US2317765A
Cited
US2457674A
Cited
US2504404A
Cited
US2545948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |