US2883211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connector for flexibly connecting tubing
Assignee: RUBBER TECK Inc
•
Filing: 1955-05-31
•
Granted: 1959-04-21
•
Expires: 1975-05-31
Abstract
No abstract record available.
Inventors
- 👤 Otto R Grass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:48
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/10; F16L27/113; F16L27/1133; F16L27/12; F16L27/127; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T403/451; Y10T403/452; Y10T403/455
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US207871A
Cited
US549594A
Cited
US1093868A
Cited
US1427811A
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GB134426A
Cited
US1369913A
Cited
US1903029A
Cited
US2094258A
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GB527653A
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US2342422A
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US2402868A
Cited
US2426423A
Cited
US2497441A
Cited
US2571348A
Cited
US2739828A
Cited
US2760792A
Cited
US2752173A
Cited
US2777715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |