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US2090266A
Expired / Lapsed
US
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Elastic coupling for tubes
Assignee: Individual
•
Filing: 1935-04-27
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Granted: 1937-08-17
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Expires: 1955-04-27
Abstract
No abstract record available.
Inventors
- 👤 Parker Arthur La Rue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:34
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/10; F16L27/1008; F16L19/00; F16L19/04; F16L19/043; F16L19/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-08-16 | 1941-02-15 | 1941-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-16 | 1945-02-15 | 1945-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-16 | 1949-02-15 | 1949-08-17 | $7700.00 | Window Closed / Lapsed |