Patent US3527081A successfully refreshed from Google Patents.
US3527081A
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US
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Differential scanning calorimeter
Assignee: Imperial Chemical Industries Ltd
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Filing: 1966-02-23
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Granted: 1970-09-08
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Expires: 1986-02-23
Abstract
No abstract record available.
Inventors
- 👤 Royston Arthur Walter Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:59
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/04; F02C7/045; G; G01; G01K; G01K17/00; G01K17/04; G01N; G01N25/00; G01N25/02; G01N25/20; G01N25/48; G01N25/4806; G01N25/4826; G01N25/4833
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) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |