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Patent US2650857A successfully refreshed from Google Patents.
US2650857A
Expired / Lapsed
US
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Composite door for automobiles
Assignee: ThyssenKrupp Budd Co
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Filing: 1951-07-11
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Granted: 1953-09-01
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Expires: 1971-07-11
Abstract
No abstract record available.
Inventors
- 👤 Watter Michael
- 👤 Jr Walter S Eggert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:44
CPC Classifications
B; B60; B60J; B60J5/00; B60J5/04; B60J5/0401; B60J5/0406; B60J5/0463; B60J5/0466
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1701574A
Cited
US2210612A
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US2198069A
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US2356976A
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US2361609A
Cited
US2455462A
Cited
US2566871A
Cited
US2567153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |