Patent US2965682A successfully refreshed from Google Patents.
US2965682A
Expired / Lapsed
US
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Ring chlorinated alpha, alpha-dihalo-meta-xylenes
Assignee: Diamond Shamrock Corp
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Filing: 1958-04-30
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Granted: 1960-12-20
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Expires: 1978-04-30
Abstract
No abstract record available.
Inventors
- 👤 Roland J Horvath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:04
CPC Classifications
C; C07; C07C; C07C25/00; C07C25/02; C07C25/125; C07C17/00; C07C17/093; C07C17/10; C07C17/14
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
COMPOUNDS REPRESENTED BY THE STRUCTURE:
Claim 2
Dependent Claim
5 words
COMPOUNDS REPRESENTED BY THE STRUCTURE:
Claim 3
Independent Claim
8 words
THE METHOD OF PREPARING COMPOUNDS OF THE STRUCTURE:
Claim 4
Independent Claim
8 words
THE METHOD OF PREPARING COMPOUNDS OF THE STRUCTURE:
References Cited (Backward Citations)
US2548480A
Cited
US1867766A
Cited
US2293772A
Cited
US2293773A
Cited
US2412389A
Cited
US2548509A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |