US3072728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing halogenated diphenyl compounds
Assignee: Monsanto Chemicals Ltd
•
Filing: 1960-03-24
•
Granted: 1963-01-08
•
Expires: 1980-03-24
Abstract
No abstract record available.
Inventors
- 👤 Kosmin Milton
- 👤 Richard L Wasson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:39
CPC Classifications
C; C07; C07C; C07C41/00; C07C41/01; C07C41/18; C07C41/22; C07C17/00; C07C17/093
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A METHOD OF PREPARING HALOGENATED DIPHENYL COMPOUNDS OF THE FORMULA
Claim 2
Independent Claim
10 words
A METHOD OF PREPARING HALOGENATED DIPHENYL COMPOUNDS OF THE FORMULA
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |