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US2933780A
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Assignee: MULTIPANE Inc
•
Filing: 1955-08-24
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Granted: 1960-04-26
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Expires: 1975-08-24
Abstract
No abstract record available.
Inventors
- 👤 Shinefeld David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:33
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/66; E06B3/663; E06B3/66309; E06B3/66366; E06B3/677
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1826861A
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US2207745A
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GB515085A
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US2249257A
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US2525717A
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US2684266A
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US2741809A
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US2838809A
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US2838810A
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 |