Patent US2863277A successfully refreshed from Google Patents.
US2863277A
Expired / Lapsed
US
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Yarn twister
Assignee: Heberlein Patent Corp
•
Filing: 1954-02-02
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Granted: 1958-12-09
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Expires: 1974-02-02
Abstract
No abstract record available.
Inventors
- 👤 Boillat Philippe
- 👤 Rohrer Reinhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:17
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/02; D02G1/04; D02G1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US135015A
Cited
DE495767C
Cited
US743707A
Cited
US1338600A
Cited
GB129454A
Cited
US1746433A
Cited
US1752878A
Cited
US2256436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |