Patent US3134216A successfully refreshed from Google Patents.
US3134216A
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Winding apparatus and method for forming tubular products
Assignee: Dow Chemical Co
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Filing: 1962-11-13
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Granted: 1964-05-26
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 Cornelius P Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:25
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/46; B21D53/50; B21F; B21F17/00; B29; B29C; B29C53/00; B29C53/56; B29C53/58; B29C53/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
AN APPARATUS FOR WRAPPING FIBERS OR THE LIKE, SAID APPARATUS COMPRISING A STOCK FEEDING MEMBER, A HOUSING, A MANDREL PROTRUDING FROM SAID HOUSING, MEANS CONNECTED WITH SAID HOUSING FOR TRANSMITTING SAID FIBERS FROM SAID STOCK FEEDING MEMBER TO SAID MANDREL, A FIBER GUIDE MEANS LOCATED ADJACENT THE MANDREL END OF SAID TRANSMITTING MEANS FOR TWISTING THE FIBERS AS THEY ARE WOUND UPON AND FED TO SAID MANDREL, AND ANOTHER FIBER GUIDE MEANS LOCATED AT A POSITION IN SAID TRANSMITTING MEANS MORE REMOTE FROM THE MANDREL END THEREOF THAN SAID FIRST MENTIONED FIBER GUIDE MEANS, SAID OTHER FIBER GUIDE MEANS BEING ADAPTED TO TWIST SAID FIBERS IN A DIRECTION GENERALLY OPPOSITE FROM THAT OF SAID FIRST MENTIONED GUIDE MEANS TO PREVENT BACK TWISTING OF THE FIBERS ON SAID STOCK FEEDING MEMBER.
Claim 2
Independent Claim
130 words
AN APPARATUS FOR WRAPPING FIBERS OR THE LIKE, SAID APPARATUS COMPRISING A STOCK FEEDING MEMBER, A HOUSING, A MANDREL PROTRUDING FROM SAID HOUSING, MEANS CONNECTED WITH SAID HOUSING FOR TRANSMITTING SAID FIBERS FROM SAID STOCK FEEDING MEMBER TO SAID MANDREL, A FIBER GUIDE MEANS LOCATED ADJACENT THE MANDREL END OF SAID TRANSMITTING MEANS FOR TWISTING THE FIBERS AS THEY ARE WOUND UPON AND FED TO SAID MANDREL, AND ANOTHER FIBER GUIDE MEANS LOCATED AT A POSITION IN SAID TRANSMITTING MEANS MORE REMOTE FROM THE MANDREL END THEREOF THAN SAID FIRST MENTIONED FIBER GUIDE MEANS, SAID OTHER FIBER GUIDE MEANS BEING ADAPTED TO TWIST SAID FIBERS IN A DIRECTION GENERALLY OPPOSITE FROM THAT OF SAID FIRST MENTIONED GUIDE MEANS TO PREVENT BACK TWISTING OF THE FIBERS ON SAID STOCK FEEDING MEMBER.
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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) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |