Patent US2071661A successfully refreshed from Google Patents.
US2115029A
Expired / Lapsed
US
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Process of manufacturing raw sugar
Assignee: LUQUE SUGAR PROCESS Inc
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Filing: 1935-05-03
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Granted: 1938-04-26
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Expires: 1955-05-03
Abstract
No abstract record available.
Inventors
- 👤 Luque Eliseo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:06
CPC Classifications
C; C13; C13B; C13B30/00; C13B30/02; Y; Y10; Y10S; Y10S159/00; Y10S159/25
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) | 1941-04-25 | 1941-10-25 | 1942-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-04-25 | 1945-10-25 | 1946-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-04-25 | 1949-10-25 | 1950-04-26 | $7700.00 | Window Closed / Lapsed |