US665116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Osmogene.
Assignee: JOSEPH F KILBY
•
Filing: 1900-04-02
•
Granted: 1901-01-01
•
Expires: 1920-04-02
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Kohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:06
CPC Classifications
B; B01; B01D; B01D61/00; B01D61/002; B01D61/0022
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) | 1904-01-01 | 1904-07-02 | 1905-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-01-01 | 1908-07-02 | 1909-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-01-01 | 1912-07-02 | 1913-01-01 | $7700.00 | Window Closed / Lapsed |