US2318027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for dehydrating watercontaining materials
Assignee: Individual
•
Filing: 1940-03-06
•
Granted: 1943-05-04
•
Expires: 1960-03-06
Abstract
No abstract record available.
Inventors
- 👤 George A Sykes
- 👤 Andrea Agnes Louise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:30
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/84; E04B1/8409; A; A23; A23B; A23B7/00; A23B7/02; F; F26; F26B; F26B3/00; B; B60; B60R; B60R13/00; B60R13/08; E04B2001/8457; E04B2001/8461
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) | 1946-05-03 | 1946-11-02 | 1947-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-05-03 | 1950-11-02 | 1951-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-05-03 | 1954-11-02 | 1955-05-04 | $7700.00 | Window Closed / Lapsed |