US2467453A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making low-ash crude lactose
Assignee: M & R Dietetic Lab Inc
•
Filing: 1946-01-11
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Granted: 1949-04-19
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Expires: 1966-01-11
Abstract
No abstract record available.
Inventors
- 👤 Emory F Almy
- 👤 Maurice E Hull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:16
CPC Classifications
C; C13; C13K; C13K5/00; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/833
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |