US215030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in adjustable clamps for pump-rods
Assignee: —
•
Filing: —
•
Granted: 1879-05-06
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Expires: 1896-05-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:34
CPC Classifications
F; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/065; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32114; Y10T403/32122
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) | 1882-05-05 | 1882-11-04 | 1883-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1886-05-05 | 1886-11-04 | 1887-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1890-05-05 | 1890-11-04 | 1891-05-06 | $7700.00 | Window Closed / Lapsed |