US3021799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lading strap anchor
Assignee: MacLean Fogg Lock Nut Co
•
Filing: 1959-04-30
•
Granted: 1962-02-20
•
Expires: 1979-04-30
Abstract
No abstract record available.
Inventors
- 👤 Gilbert F Oakley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:48
CPC Classifications
B; B61; B61D; B61D45/00; B61D45/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2226667A
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US2291472A
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US2312119A
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US2587882A
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US2623477A
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US2756693A
Cited
US2856865A
Cited
US2811116A
Cited
US2846958A
Cited
US2919663A
Cited
US2939406A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |