US2704074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening of an end of a flexible tube upon an end of a rigid tube
Assignee: Bayer Corp
•
Filing: 1954-05-24
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Granted: 1955-03-15
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Expires: 1974-05-24
Abstract
No abstract record available.
Inventors
- 👤 William F Butler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:09
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0009; A61M25/0014; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49909; Y10T29/49913; Y10T29/49925
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) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |