US3405268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiant energy absorption gage for measuring the weight of a base material and the content of a material sorbed by the base material
Assignee: BRUN SENSOR SYSTEMS Inc
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Filing: 1965-03-12
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Granted: 1968-10-08
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Expires: 1985-03-12
Abstract
No abstract record available.
Inventors
- 👤 Donald C Brunton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:34
CPC Classifications
G; G01; G01G; G01G9/00; G01G9/005; G01N; G01N21/00; G01N21/17; G01N21/25; G01N21/31; G01N21/314; G01N21/35; G01N21/3554; G01N21/3559; G01N33/00; G01N33/34; G01N33/346; G01N5/00; G01N5/04; G01N5/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3122227A
Cited
US3228282A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |