US3457310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hexahaloxylidides
Assignee: Dow Chemical Co
•
Filing: 1967-01-23
•
Granted: 1969-07-22
•
Expires: 1987-01-23
Abstract
No abstract record available.
Inventors
- 👤 Bryant C Fischback
- 👤 Guy H Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:33
CPC Classifications
A; A01; A01N; A01N33/00; A01N33/02; A01N33/06; A01N37/00; A01N37/18; A01N37/22; C; C07; C07C; C07C205/00; C07C205/07; C07C205/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3331874A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |