Patent US3022648A successfully refreshed from Google Patents.
US3022648A
Expired / Lapsed
US
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Ventilated finger ring
Assignee: Individual
•
Filing: 1958-08-20
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Granted: 1962-02-27
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Expires: 1978-08-20
Abstract
No abstract record available.
Inventors
- 👤 Thaler Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:56
CPC Classifications
A; A44; A44C; A44C9/00; A44C9/0084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1308894A
Cited
GB189520155A
Cited
US1146543A
Cited
US1422819A
Cited
US2306317A
Cited
US2184060A
Cited
US2168490A
Cited
US2450762A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |