US892188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for separating and simultaneously extracting water from mineral, vegetable, and animal substances.
Assignee: Hoechst AG
•
Filing: 1907-04-30
•
Granted: 1908-06-30
•
Expires: 1927-04-30
Abstract
No abstract record available.
Inventors
- 👤 Botho Schwerin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:11
CPC Classifications
B; B01; B01D; B01D61/00; B01D61/42; B01D61/56; Y; Y10; Y10S; Y10S159/00; Y10S159/01
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1911-06-30 | 1911-12-30 | 1912-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-06-30 | 1915-12-30 | 1916-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-06-30 | 1919-12-30 | 1920-06-30 | $7700.00 | Window Closed / Lapsed |