US2685035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mass spectrometer
Assignee: Bendix Aviation Corp
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Filing: 1951-10-02
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Granted: 1954-07-27
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Expires: 1971-10-02
Abstract
No abstract record available.
Inventors
- 👤 William C Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:46
CPC Classifications
H; H01; H01J; H01J49/00; H01J49/26; H01J49/34; H01J49/40; H01J49/403
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2582216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |