Patent US2503207A successfully refreshed from Google Patents.
US2503207A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chloro-aryloxy alkanes
Assignee: Dow Chemical Co
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Filing: 1946-09-18
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Granted: 1950-04-04
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Expires: 1966-09-18
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Moyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:16
CPC Classifications
A; A01; A01N; A01N35/00; A01N35/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
A CHLORO-PHENOXY ALKANE HAVING THE FORMULA:
Claim 2
Dependent Claim
6 words
A CHLORO-PHENOXY ALKANE HAVING THE FORMULA:
References Cited (Backward Citations)
US2130990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-04-03 | 1953-10-03 | 1954-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-03 | 1957-10-03 | 1958-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-03 | 1961-10-03 | 1962-04-04 | $7700.00 | Window Closed / Lapsed |