Patent US2181144A successfully refreshed from Google Patents.
US2181144A
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High molecular weight halogenated organic compounds and method of preparing same
Assignee: Standard Oil Development Co
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Filing: 1937-10-20
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Granted: 1939-11-28
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Expires: 1957-10-20
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
- 👤 Floyd L Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:16
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/08; C; C08; C08F; C08F8/00; C08F8/18; C08F8/20; C08F8/22; C08L; C08L21/00; D01; D01F; D01F6/00; D01F6/02; D01F6/08; D06M11/00; D06M11/07; D06M11/09; B; B27; B27K; B27K3/00; B27K3/02; B27K3/15
Claims Analysis
Total Claims: 0
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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) | 1942-11-27 | 1943-05-29 | 1943-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-11-27 | 1947-05-29 | 1947-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-11-27 | 1951-05-29 | 1951-11-28 | $7700.00 | Window Closed / Lapsed |