US2010880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for extracting mucinous substance from plants
Assignee: Libby Mcneill and Libby
•
Filing: 1933-04-05
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Granted: 1935-08-13
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Expires: 1953-04-05
Abstract
No abstract record available.
Inventors
- 👤 Harold B Near
- 👤 August J Pacini
- 👤 Raymond W Crosley
- 👤 Max M Gerth
- 👤 Frank T Breidigam
- 👤 John D Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:33
CPC Classifications
A; A61; A61K; A61K36/00; A61K36/18; A61K36/185; A61K36/53; A61K36/537; A61K36/55; A61K36/68; A61K36/73; A61K36/732
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) | 1938-08-12 | 1939-02-11 | 1939-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-12 | 1943-02-11 | 1943-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-12 | 1947-02-11 | 1947-08-13 | $7700.00 | Window Closed / Lapsed |