US437162A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Measuring-pump
Assignee: —
•
Filing: —
•
Granted: 1890-09-23
•
Expires: 1907-09-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:50
CPC Classifications
F; F04; F04B; F04B39/00; F04B39/0005; F04B39/0016; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18248; Y10T74/18256; Y10T74/21; Y10T74/2164; Y10T74/2167
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) | 1893-09-22 | 1894-03-24 | 1894-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1897-09-22 | 1898-03-24 | 1898-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1901-09-23 | 1902-03-25 | 1902-09-24 | $7700.00 | Window Closed / Lapsed |