US3040451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective cover for bowling shoes
Assignee: Individual
•
Filing: 1961-03-30
•
Granted: 1962-06-26
•
Expires: 1981-03-30
Abstract
No abstract record available.
Inventors
- 👤 Alex G Hilkemeyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:51
CPC Classifications
A; A43; A43B; A43B5/00; A43B5/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1187778A
Cited
US1877080A
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DE562129C
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US2246562A
Cited
US2305926A
Cited
US2537602A
Cited
DE803023C
Cited
US2682713A
Cited
US3012343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |