US3280128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silver and mercury dipyridine compounds
Assignee: Dow Chemical Co
•
Filing: 1965-10-01
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Granted: 1966-10-18
•
Expires: 1985-10-01
Abstract
No abstract record available.
Inventors
- 👤 Hugh T Harrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:01
CPC Classifications
C; C07; C07F; C07F1/00; C07F1/005; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07D213/16; C07D213/18; C07F3/00; C07F3/10; C07F3/103
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
4 words
COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
4 words
COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
12 words
PRODUCT OF CLAIM 1 WHEREIN R REPRESENTS MERCURY AND X REPRESENTS HEXAFLUOROARSENATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |