Patent US3006041A successfully refreshed from Google Patents.
US3006041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knocked-down glass-panel door
Assignee: CALCOR Corp
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Filing: 1958-09-02
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Granted: 1961-10-31
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Expires: 1978-09-02
Abstract
No abstract record available.
Inventors
- 👤 Hans A Thuet
- 👤 Harry S Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:01
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/54; E06B3/58; E06B3/60; E06B3/605; E06B3/70; E06B3/72
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) | 1964-10-30 | 1965-05-01 | 1965-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-30 | 1969-05-01 | 1969-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-30 | 1973-05-01 | 1973-10-31 | $7700.00 | Window Closed / Lapsed |