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Patent US3071736A successfully refreshed from Google Patents.
US3071736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sinks for crystal oscillators
Assignee: Individual
•
Filing: 1961-04-13
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Granted: 1963-01-01
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Expires: 1981-04-13
Abstract
No abstract record available.
Inventors
- 👤 Friedrich O Vonbun
- 👤 Stanley S Schodowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:48
CPC Classifications
H; H03; H03H; H03H9/00; H03H9/02; H03H9/05; H03H9/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A PORTABLE HEAT SINK FOR ATTACHMENT TO A SUBSTANTIALLY EXTERNAL CONSTANT HEAT SOURCE COMPRISING A HEAT CONDUCTING FLAT METAL PLATE HAVING A QUARTZ CRYSTAL AND ASSOCIATED OSCILLATOR COMPONENTS MOUNTED ON THE INNER SURFACE THEREOF, A FLAT METAL BAND CIRCUMSCRIBING SAID
Claim 2
Dependent Claim
40 words
A PORTABLE HEAT SINK FOR ATTACHMENT TO A SUBSTANTIALLY EXTERNAL CONSTANT HEAT SOURCE COMPRISING A HEAT CONDUCTING FLAT METAL PLATE HAVING A QUARTZ CRYSTAL AND ASSOCIATED OSCILLATOR COMPONENTS MOUNTED ON THE INNER SURFACE THEREOF, A FLAT METAL BAND CIRCUMSCRIBING SAID
References Cited (Backward Citations)
US1950246A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |