US3387110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for uniform feeding of powder into a plasma spray gun
Assignee: Siemens AG
•
Filing: 1967-03-30
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Granted: 1968-06-04
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Expires: 1987-03-30
Abstract
No abstract record available.
Inventors
- 👤 Wendler Friedrich
- 👤 Nette Gunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:49
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/14; B05B7/1404; B05B7/1472; B05B7/16; B05B7/22; B05B7/222; B05B7/226; C; C23; C23C; C23C4/00; C23C4/12; C23C4/134; H; H05; H05H; H05H1/00; H05H1/24; H05H1/26; H05H1/32; H05H1/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US528417A
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US2069623A
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US2233304A
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US2851581A
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US2923811A
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US3145287A
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US3127502A
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US3114826A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |