Patent US894117A successfully refreshed from Google Patents.
US894117A
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US
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Pneumatic suspension means.
Assignee: FRANK M THOMPSON
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Filing: 1907-06-24
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Granted: 1908-07-21
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Expires: 1927-06-24
Abstract
No abstract record available.
Inventors
- 👤 James H Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:42
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/02; F16F9/04; F16F9/05; B; B60; B60G; B60G2202/00; B60G2202/30; B60G2202/31; B60G2202/314
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) | 1911-07-21 | 1912-01-20 | 1912-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-07-21 | 1916-01-20 | 1916-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-07-21 | 1920-01-20 | 1920-07-21 | $7700.00 | Window Closed / Lapsed |