US3024879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of closing or joining integrated metal core panels and the structure produced
Assignee: ThyssenKrupp Budd Co
•
Filing: 1959-04-09
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Granted: 1962-03-13
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Expires: 1979-04-09
Abstract
No abstract record available.
Inventors
- 👤 Fred J Kandra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:54
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/3405; E04C2002/3444; E04C2002/345; E04C2002/3455; E04C2002/3466; E04C2002/3472; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49623; Y10T29/49629; Y10T29/49826; Y10T29/49879; Y10T428/00; Y10T428/24; Y10T428/24149
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1980561A
Cited
US1981850A
Cited
US2145937A
Cited
US2206375A
Cited
US2691214A
Cited
US2749422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-12 | 1965-09-11 | 1966-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-12 | 1969-09-11 | 1970-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-12 | 1973-09-11 | 1974-03-13 | $7700.00 | Window Closed / Lapsed |