US1174121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pumping machinery.
Assignee: American Well Works
•
Filing: 1911-12-26
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Granted: 1916-03-07
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Expires: 1931-12-26
Abstract
No abstract record available.
Inventors
- 👤 Matthew T Chapman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:08
CPC Classifications
F; F04; F04B; F04B3/00; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18176; Y10T74/18182; Y10T74/18888; Y10T74/1892; Y10T74/18928
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) | 1919-03-07 | 1919-09-06 | 1920-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-03-07 | 1923-09-06 | 1924-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-03-07 | 1927-09-06 | 1928-03-07 | $7700.00 | Window Closed / Lapsed |