US3488084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tent unit for boat trailers
Assignee: JOHN A EKSTROM
•
Filing: 1968-02-20
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Granted: 1970-01-06
•
Expires: 1988-02-20
Abstract
No abstract record available.
Inventors
- 👤 John A Ekstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:11
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/32; B60P3/34; B60P3/341; B60P3/06; B60P3/10; B60P3/1033; B60P3/1041; Y; Y10; Y10S; Y10S135/00; Y10S135/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |