US2982814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for determining the composition and condition of a specimen of material
Assignee: US Philips Corp
•
Filing: 1958-02-14
•
Granted: 1961-05-02
•
Expires: 1978-02-14
Abstract
No abstract record available.
Inventors
- 👤 Fine Samuel
- 👤 Charles F Hendee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:18
CPC Classifications
G; G01; G01N; G01N23/00; G01N23/22; G01N23/225
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) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |