US3033589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring suspension for dual axles for trailers
Assignee: KAY BRUNNER STEEL PRODUCTS Inc
•
Filing: 1960-03-07
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Granted: 1962-05-08
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Expires: 1980-03-07
Abstract
No abstract record available.
Inventors
- 👤 Arnold F Behnke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:25
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/02; B60G11/10; B60G11/107; B60G5/00; B60G5/04; B60G5/053; B60G2200/00; B60G2200/30; B60G2200/318; B60G2202/00; B60G2202/10; B60G2202/11; B60G2202/112; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/121; B60G2204/40; B60G2204/423; B60G2204/4232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734755A
Cited
US2096530A
Cited
US2665141A
Cited
US2841413A
Cited
US2825415A
Cited
US2951709A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |