Patent US2255126A successfully refreshed from Google Patents.
US2255126A
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Method of controlling temperature of exothermic catalytic reactions
Assignee: MW Kellogg Co
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Filing: 1937-08-26
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Granted: 1941-09-09
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Expires: 1957-08-26
Abstract
No abstract record available.
Inventors
- 👤 Myddleton William Whalley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:34
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/02; C07C1/04; C07C1/0455; C07C1/048; B; B01; B01J; B01J8/00; B01J8/02; B01J8/06; B01J8/067; B01J2208/00; B01J2208/00008; B01J2208/00017; B01J2208/00026; B01J2208/00035; B01J2208/00044; B01J2208/00061; B01J2208/0007; B01J2208/00088; B01J2208/00106; B01J2208/00115; B01J2208/00132; B01J2208/00265; B01J2208/00274; B01J2208/0053
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) | 1944-09-08 | 1945-03-10 | 1945-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-09-08 | 1949-03-10 | 1949-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-09-08 | 1953-03-10 | 1953-09-09 | $7700.00 | Window Closed / Lapsed |