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US320647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thomas gannon
Assignee: —
•
Filing: —
•
Granted: 1885-06-23
•
Expires: 1902-06-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:30
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/22; Y; Y10; Y10S; Y10S165/00; Y10S165/355; Y10S165/40; Y10S165/401; Y10S165/405; Y10S165/413
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) | 1888-06-22 | 1888-12-22 | 1889-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1892-06-22 | 1892-12-22 | 1893-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1896-06-22 | 1896-12-22 | 1897-06-23 | $7700.00 | Window Closed / Lapsed |