US2631565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metalizing apparatus
Assignee: Sargrove Electronics Ltd
•
Filing: 1948-02-25
•
Granted: 1953-03-17
•
Expires: 1968-02-25
Abstract
No abstract record available.
Inventors
- 👤 Sargrove John Adolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:55
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/16; B05B7/20; B05B7/201; B05B7/203; B05B13/00; B05B13/02; B05B13/04; B05B13/0447; B05B13/0463; B05B13/0468
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2283253A
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US2317173A
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US2434176A
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US2383023A
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US2400315A
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US2445451A
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US2486251A
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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) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |