Patent EP0598513A1 successfully refreshed from Google Patents.
US3473771A
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Article supporting stand
Assignee: ZDENEK C NEWMAN
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Filing: 1967-02-23
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Granted: 1969-10-21
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Expires: 1987-02-23
Abstract
No abstract record available.
Inventors
- 👤 Zdenek C Newman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:25
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/38; F16M11/02; F16M11/16; F16M11/242; F16M11/247; F16M2200/00; F16M2200/02; F16M2200/021; F16M2200/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |