US3203724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatically cushioned bumper
Assignee: Individual
•
Filing: 1963-08-30
•
Granted: 1965-08-31
•
Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 David L Brunt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:02
CPC Classifications
B; B60; B60R; B60R19/00; B60R19/02; B60R19/24; B60R19/26; B60R19/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1504505A
Cited
US1925461A
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US2461066A
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US2555436A
Cited
US2977146A
Cited
US3145055A
Cited
US3145056A
Cited
US3008746A
Cited
US3134619A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |