US2889463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for measuring the titre of a running thread
Assignee: Bayer AG
•
Filing: 1954-02-25
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Granted: 1959-06-02
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Expires: 1974-02-25
Abstract
No abstract record available.
Inventors
- 👤 Linsert Friedrich
- 👤 Prietzschk Artur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:20
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/36; G01N33/365; B; B65; B65H; B65H63/00; B65H63/06; B65H63/062; G01B; G01B15/00; G01B15/02; G01B15/025; G01N23/00; G01N23/02; G01N23/06; G01N23/083; G01N23/16; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/38
Claims Analysis
Total Claims: 0
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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) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |