US2933752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shoe cleaning apparatus
Assignee: Individual
•
Filing: 1956-12-10
•
Granted: 1960-04-26
•
Expires: 1976-12-10
Abstract
No abstract record available.
Inventors
- 👤 Peter J Mclennon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:31
CPC Classifications
A; A47; A47L; A47L23/00; A47L23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE551107C
Cited
DE565588C
Cited
US968934A
Cited
US1093820A
Cited
US1361068A
Cited
GB166744A
Cited
GB415620A
Cited
US2250282A
Cited
US2463153A
Cited
FR1027167A
Cited
US2644189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |