Patent US3368337A successfully refreshed from Google Patents.
US3368337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple twisting frame fitted with permanent magnets
Assignee: Palitex Project Co GmbH
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Filing: 1966-03-01
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Granted: 1968-02-13
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Expires: 1986-03-01
Abstract
No abstract record available.
Inventors
- 👤 Franzen Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:46
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/86; D01H7/862
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A MULTIPLE TWISTING FRAME, COMPRISING A SPINDLE BENCH, TWIST SPINDLES TOGETHER WITH ASSOCIATED POTS MOUNTED ON SAID SPINDLE BENCH, THE WALLS OF THE SAID POTS CONTAINING PERMANENT MAGNETS IN DIMETRICALLY OPPOSED RELATIONSHIP; SEPARATORS FOR THE SAID SPINDLES, EACH SEPARATOR BEING MOUNTED ON THE SAID SPINDLE BENCH BETWEEN ADJACENT POTS, THE SAID SEPARATORS CARRYING A PERMANENT MAGNET POSITION THEREIN TO ACT ON THE PERMANENT MAGNETS IN THE WALLS OF ADJACENT POTS.
Claim 2
Dependent Claim
70 words
A MULTIPLE TWISTING FRAME, COMPRISING A SPINDLE BENCH, TWIST SPINDLES TOGETHER WITH ASSOCIATED POTS MOUNTED ON SAID SPINDLE BENCH, THE WALLS OF THE SAID POTS CONTAINING PERMANENT MAGNETS IN DIMETRICALLY OPPOSED RELATIONSHIP; SEPARATORS FOR THE SAID SPINDLES, EACH SEPARATOR BEING MOUNTED ON THE SAID SPINDLE BENCH BETWEEN ADJACENT POTS, THE SAID SEPARATORS CARRYING A PERMANENT MAGNET POSITION THEREIN TO ACT ON THE PERMANENT MAGNETS IN THE WALLS OF ADJACENT POTS.
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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) | 1971-02-12 | 1971-08-14 | 1972-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-12 | 1975-08-14 | 1976-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-12 | 1979-08-14 | 1980-02-13 | $7700.00 | Window Closed / Lapsed |