US2469392A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Can soldering method and apparatus
Assignee: Primerica Inc
•
Filing: 1946-11-05
•
Granted: 1949-05-10
•
Expires: 1966-11-05
Abstract
No abstract record available.
Inventors
- 👤 Lyman L Jones
- 👤 Johan B Ystrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:24
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/14; B23K1/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US370404A
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US485906A
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US1193425A
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US949722A
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US1172906A
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US1223777A
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GB279584A
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US1935646A
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US1869224A
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US2221367A
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US2193955A
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US2370671A
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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) | 1952-05-09 | 1952-11-08 | 1953-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-09 | 1956-11-08 | 1957-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-09 | 1960-11-08 | 1961-05-10 | $7700.00 | Window Closed / Lapsed |