US2718582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated implement
Assignee: Technicon International Ltd
•
Filing: 1951-02-07
•
Granted: 1955-09-20
•
Expires: 1971-02-07
Abstract
No abstract record available.
Inventors
- 👤 Edwin C Weiskopf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:50
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US549152A
Cited
US580276A
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US617067A
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US795747A
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US956004A
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GB191215275A
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FR505821A
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US1477631A
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US1536669A
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US1658884A
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FR747299A
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US2032688A
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US2107220A
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US2110985A
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US2206994A
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US2250602A
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US2491708A
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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) | 1958-09-19 | 1959-03-21 | 1959-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-19 | 1963-03-21 | 1963-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-19 | 1967-03-21 | 1967-09-20 | $7700.00 | Window Closed / Lapsed |