Patent US2402978A successfully refreshed from Google Patents.
US2402978A
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US
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Process for chlorination of saturated hydrocarbons and recovering hydrochloric acid
Assignee: Dow Chemical Co
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Filing: 1944-05-05
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Granted: 1946-07-02
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Expires: 1964-05-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Glenn L Allen
- 👤 Heitz Robert
- 👤 Henderson George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:39
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/01; C01B7/07; C01B7/0706; C07; C07C; C07C17/00; C07C17/38
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) | 1949-07-01 | 1949-12-31 | 1950-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-07-01 | 1953-12-31 | 1954-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-07-01 | 1957-12-31 | 1958-07-02 | $7700.00 | Window Closed / Lapsed |