US3513805A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel construction for radio receiver or the like
Assignee: Heath Co
•
Filing: 1967-12-28
•
Granted: 1970-05-26
•
Expires: 1987-12-28
Abstract
No abstract record available.
Inventors
- 👤 Stuart W Sizer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:05
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1108999A
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US2522098A
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US2663107A
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US2897344A
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US2983248A
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US3129421A
Cited
US3010235A
Cited
US3264625A
Cited
US3129691A
Cited
US3181497A
Cited
US3169506A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |