US3517188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric discharge spectral lamp with means in addition to the discharge electrodes for vaporizing solid samples
Assignee: Commonwealth Scientific and Industrial Research Organisation
•
Filing: 1968-01-03
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Granted: 1970-06-23
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Expires: 1988-01-03
Abstract
No abstract record available.
Inventors
- 👤 John Vincent Sullivan
- 👤 Alan Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:49
CPC Classifications
H; H01; H01J; H01J61/00; H01J61/70; H01J61/02; H01J61/04; H01J61/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |