Patent US2862543A successfully refreshed from Google Patents.
US2862543A
Expired / Lapsed
US
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Tool for welding thermo-plastic materials
Assignee: Individual
•
Filing: 1957-02-18
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Granted: 1958-12-02
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Expires: 1977-02-18
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Kaminsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:36
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/10; B29C65/12; B29C65/103; B29C66/00; B29C66/01; B29C66/02; B29C66/024; B29C66/0242; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; B29C66/40; B29C66/41; B29C66/43; B29C66/434; B29C66/4342; B29C66/43421; B29C66/70; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/81; B29C66/816; B29C66/8167; B29C66/83; B29C66/836; B29C66/116; B29C66/1162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1141932A
Cited
US1752139A
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US2265359A
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US2360950A
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US2678679A
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US2722964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |