Patent AT90755B successfully refreshed from Google Patents.
Patent US5377215A successfully refreshed from Google Patents.
Patent US487883A successfully refreshed from Google Patents.
US487883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Martin r
Assignee: —
•
Filing: —
•
Granted: 1892-12-13
•
Expires: 1909-12-13
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:27
CPC Classifications
F; F04; F04D; F04D17/00; F04D17/08; F04D17/16; F04D29/00; F04D29/26; F04D29/28; F04D29/281; F04D29/30; F05; F05D; F05D2240/00; F05D2240/20; F05D2240/30; F05D2240/304
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) | 1895-12-13 | 1896-06-13 | 1896-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1899-12-13 | 1900-06-14 | 1900-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1903-12-14 | 1904-06-14 | 1904-12-14 | $7700.00 | Window Closed / Lapsed |