Patent US3038823A successfully refreshed from Google Patents.
US3038823A
Expired / Lapsed
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Methods of applying viscous fluids to surfaces
Assignee: Napier Turbochargers Ltd
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Filing: 1958-10-08
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Granted: 1962-06-12
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Expires: 1978-10-08
Abstract
No abstract record available.
Inventors
- 👤 Currant Jack
- 👤 Gent John Joseph Robert
- 👤 Donald N Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:22
CPC Classifications
B; B05; B05D; B05D3/00; B05D3/02; B05D1/00; B05D1/30; B05D3/12; B29; B29B; B29B13/00; B32; B32B; B32B27/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A METHOD OF APPLYING AND SPREADING A VISCOUS FLUID OVER AN ELECTRIC SURFACE HEATER ELEMENT ON A SURFACE, IN WHICH THE FLUID IS APPLIED TO AN UPPER PART OF THE SURFACE OF THE ELEMENT AND THE ELEMENT IS VIBRATED AND HEATER CURRENT IS PASSED THROUGH THE HEATER ELEMENT DURING THE VIBRATION THEREOF.
Claim 2
Independent Claim
52 words
A METHOD OF APPLYING AND SPREADING A VISCOUS FLUID OVER AN ELECTRIC SURFACE HEATER ELEMENT ON A SURFACE, IN WHICH THE FLUID IS APPLIED TO AN UPPER PART OF THE SURFACE OF THE ELEMENT AND THE ELEMENT IS VIBRATED AND HEATER CURRENT IS PASSED THROUGH THE HEATER ELEMENT DURING THE VIBRATION THEREOF.
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) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |