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US2237087A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of treating egg whites
Assignee: Armour and Co
•
Filing: 1938-07-14
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Granted: 1941-04-01
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Expires: 1958-07-14
Abstract
No abstract record available.
Inventors
- 👤 Verne D Littlefield
- 👤 Norman C Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:26
CPC Classifications
A; A23; A23B; A23B5/00; A23B5/02; A23B5/025; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/85; Y10S530/852; Y10S530/853
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) | 1944-03-31 | 1944-09-30 | 1945-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-03-31 | 1948-09-30 | 1949-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-03-31 | 1952-09-30 | 1953-04-01 | $7700.00 | Window Closed / Lapsed |