Patent US3254859A successfully refreshed from Google Patents.
US3254859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coiling strip and assembly
Assignee: Individual
•
Filing: 1962-04-16
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Granted: 1966-06-07
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Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 Reisch Siegfried
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:44
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/36; H; H02; H02G; H02G11/00; H02G11/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A COILING STROP OF FLEXIBLE MATERIAL HAVING AT LEAST PORTIONS THEREOF OF MAGNETIC MATERIAL SO POLARIZED THAT CORRESPONDING AREAS OF ONE FACE OF SAID STRIP ARE OF A SINGLE MAGNETIC POLARITY OPPOSITE TO THAT OF THE CORRESPONDING AREAS OF THE OPPOSITE FACE, WHEREBY WHEN SAID STRIP IS COILED SAID FIRST CORRESPONDING AREAS IN THE CONVOLUTION ARE IN REGISTRY WITH SAID SECOND CORRESPONDING AREAS IN AN ADJACENT CONVOLUTION SO THAT COILING IS FACILITATED AND UNCOILING IS RESISTED.
Claim 2
Dependent Claim
76 words
A COILING STROP OF FLEXIBLE MATERIAL HAVING AT LEAST PORTIONS THEREOF OF MAGNETIC MATERIAL SO POLARIZED THAT CORRESPONDING AREAS OF ONE FACE OF SAID STRIP ARE OF A SINGLE MAGNETIC POLARITY OPPOSITE TO THAT OF THE CORRESPONDING AREAS OF THE OPPOSITE FACE, WHEREBY WHEN SAID STRIP IS COILED SAID FIRST CORRESPONDING AREAS IN THE CONVOLUTION ARE IN REGISTRY WITH SAID SECOND CORRESPONDING AREAS IN AN ADJACENT CONVOLUTION SO THAT COILING IS FACILITATED AND UNCOILING IS RESISTED.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |