US2876328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soldering irons
Assignee: AT&T Inc
•
Filing: 1956-11-26
•
Granted: 1959-03-03
•
Expires: 1976-11-26
Abstract
No abstract record available.
Inventors
- 👤 Jr William D Bohannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:47
CPC Classifications
B; B23; B23K; B23K3/00; B23K3/02; B23K3/03; B23K3/0307
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1788201A
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US1630990A
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US2221646A
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US2449521A
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US2516194A
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US2604571A
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US2790059A
Cited
US2789198A
Cited
US2792485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |