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US3469013A
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Segmented mesh type heating element formed with reinforcing mesh structure
Assignee: Varian Medical Systems Inc
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Filing: 1966-11-04
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Granted: 1969-09-23
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Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 James S Hetherington
- 👤 James R Skinner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:04
CPC Classifications
H; H05; H05B; H05B3/00; Y; Y10; Y10S; Y10S65/00; Y10S65/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3020378A
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US2938992A
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US3088019A
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US3283284A
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US3178665A
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US3274374A
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US3300746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |