US2406840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing pectase
Assignee: Individual
•
Filing: 1943-10-23
•
Granted: 1946-09-03
•
Expires: 1963-10-23
Abstract
No abstract record available.
Inventors
- 👤 Herbert T Leo
- 👤 Clarence C Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:41
CPC Classifications
C; C12; C12Y; C12Y301/00; C12Y301/01; C12Y301/01011; C12N; C12N9/00; C12N9/14; C12N9/16; C12N9/18; A; A61; A61K; A61K38/00; Y; Y10; Y10S; Y10S435/00; Y10S435/814
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) | 1949-09-02 | 1950-03-04 | 1950-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-09-02 | 1954-03-04 | 1954-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-09-02 | 1958-03-04 | 1958-09-03 | $7700.00 | Window Closed / Lapsed |