US3042390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seals for the gas hoods of sintering machines
Assignee: GEA Group AG
•
Filing: 1958-07-11
•
Granted: 1962-07-03
•
Expires: 1978-07-11
Abstract
No abstract record available.
Inventors
- 👤 Rausch Hans
- 👤 Meyer Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:17
CPC Classifications
C; C22; C22B; C22B1/00; C22B1/14; C22B1/16; C22B1/20; B; B01; B01J; B01J19/00; F; F27; F27B; F27B21/00; F27B21/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1468206A
Cited
DK40384C
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US1926032A
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US1896884A
Cited
GB524970A
Cited
US2821469A
Cited
US2878009A
Cited
US2832584A
Cited
GB782532A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |