US299324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aiptctc
Assignee: —
•
Filing: —
•
Granted: 1884-05-27
•
Expires: 1901-05-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:57
CPC Classifications
B; B01; B01J; B01J20/00; B01J20/02; B01J20/20; B01J20/0203; B01J20/024; B01J20/0244; B01J20/0274; B01J20/0288; B01J20/30; B01J20/32; B01J20/3202; B01J20/3204; B01J20/3231; B01J20/3234; B01J20/3236; C; C10; C10G; C10G25/00; C10G25/003
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) | 1887-05-27 | 1887-11-26 | 1888-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-05-27 | 1891-11-26 | 1892-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-05-27 | 1895-11-26 | 1896-05-27 | $7700.00 | Window Closed / Lapsed |