Patent US3099540A successfully refreshed from Google Patents.
US3099540A
Expired / Lapsed
US
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Electric foil resistance drier
Assignee: Individual
•
Filing: 1958-12-29
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Granted: 1963-07-30
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Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 Eisler Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:05
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/22; H05B3/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
STRUCTURE FOR DRYING COMPRISING METAL RESISTANCE FOIL, AN INSULATING LAYER COEXTENSIVE WITH SAID FOIL, SAID FOIL BEING CONNECTED ACROSS A VOLTAGE SUPPLY AT OPPOSITE ENDS THROUGH TERMINAL ZONES, SAID INSULATING LAYER BEING PERFORATED WITH A PLURALITY OF ROWS OF BORE HOLES, SAID FOIL HAVING PARALLEL ROWS OF PERFORATE SLOTS WITH THE SLOTS OF ONE ROW IN STAGGERED RELATION TO THE SLOTS OF THE NEXT
Claim 2
Dependent Claim
64 words
STRUCTURE FOR DRYING COMPRISING METAL RESISTANCE FOIL, AN INSULATING LAYER COEXTENSIVE WITH SAID FOIL, SAID FOIL BEING CONNECTED ACROSS A VOLTAGE SUPPLY AT OPPOSITE ENDS THROUGH TERMINAL ZONES, SAID INSULATING LAYER BEING PERFORATED WITH A PLURALITY OF ROWS OF BORE HOLES, SAID FOIL HAVING PARALLEL ROWS OF PERFORATE SLOTS WITH THE SLOTS OF ONE ROW IN STAGGERED RELATION TO THE SLOTS OF THE NEXT
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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) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |