Patent US1969063A successfully refreshed from Google Patents.
US1104294A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic suspension for vehicles.
Assignee: Individual
•
Filing: 1911-01-20
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Granted: 1914-07-21
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Expires: 1931-01-20
Abstract
No abstract record available.
Inventors
- 👤 Charles A Erickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:27
CPC Classifications
B; B60; B60G; B60G21/00; B60G21/02; B60G21/04
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) | 1917-07-20 | 1918-01-19 | 1918-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-07-20 | 1922-01-19 | 1922-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-07-20 | 1926-01-19 | 1926-07-21 | $7700.00 | Window Closed / Lapsed |