US3372487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of drying by electrical means
Assignee: Individual
•
Filing: 1963-07-10
•
Granted: 1968-03-12
•
Expires: 1983-07-10
Abstract
No abstract record available.
Inventors
- 👤 Eisler Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:12
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/62; F; F26; F26B; F26B3/00; F26B3/32; F26B3/34; H05B3/20; H05B3/22; H05B3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A METHOD OF ACCELERATING BY HEAT SOLIDIFICATION OF A POROUS MATERIAL PRODUCED BY CHEMICAL REACTION IN A LAYER OF LIQUID MATERIAL COMPRISING INCORPORATING IN THE LIQUID MATERIAL A SUBSTANCE WHICH WHEN HEATED BELOW THE TEMPERATURE OF SUDDEN TRANSITION UNDER THE AMBIENT CONDITIONS OF THE LIQUID INTO THE SOLID STATE EVOLVES A GAS, BRINGING INTO GOOD HEAT CONDUCTIVE CONTACT WITH THE LIQUID LAYER A HEATING FILM THE MAJOR PART OF WHICH IS OCCUPIED BY AN ELECTRICALLY CONDUCTIVE SURFACE PATTERN UNIFORMLY DISTRIBUTED, PASSING AN ELECTRIC CURRENT THROUGH THE SURFACE PATTERN OF AN INTENSITY WHICH IS CONTROLLED SO THAT BY THE TIME
Claim 2
Independent Claim
99 words
A METHOD OF ACCELERATING BY HEAT SOLIDIFICATION OF A POROUS MATERIAL PRODUCED BY CHEMICAL REACTION IN A LAYER OF LIQUID MATERIAL COMPRISING INCORPORATING IN THE LIQUID MATERIAL A SUBSTANCE WHICH WHEN HEATED BELOW THE TEMPERATURE OF SUDDEN TRANSITION UNDER THE AMBIENT CONDITIONS OF THE LIQUID INTO THE SOLID STATE EVOLVES A GAS, BRINGING INTO GOOD HEAT CONDUCTIVE CONTACT WITH THE LIQUID LAYER A HEATING FILM THE MAJOR PART OF WHICH IS OCCUPIED BY AN ELECTRICALLY CONDUCTIVE SURFACE PATTERN UNIFORMLY DISTRIBUTED, PASSING AN ELECTRIC CURRENT THROUGH THE SURFACE PATTERN OF AN INTENSITY WHICH IS CONTROLLED SO THAT BY THE TIME
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |