US2658796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot-spraying method and apparatus
Assignee: Individual
•
Filing: 1950-04-27
•
Granted: 1953-11-10
•
Expires: 1970-04-27
Abstract
No abstract record available.
Inventors
- 👤 Kopperschmidt Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:32
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/16; B05B7/1606; B05B7/1613; B05B7/162; B05B7/02; B05B7/06; B05B7/062; B05B7/066; B05B7/1646; B05B7/1653; B05B7/166
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR614626A
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US1694806A
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US1821292A
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US1865556A
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US1778551A
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US1993973A
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US2048912A
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US1968992A
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US2123604A
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US2197792A
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US2300083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |