US3510142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable tank and carrier means therefor
Assignee: FREDERICK C ERKE
•
Filing: 1967-09-26
•
Granted: 1970-05-05
•
Expires: 1987-09-26
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Erke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:05
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/42; B60P3/426
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2376336A
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US2736356A
Cited
FR1167358A
Cited
US3044515A
Cited
US3025073A
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US3095206A
Cited
US3197236A
Cited
US3206076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |