US2213310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling device for tubular members
Assignee: Individual
•
Filing: 1939-08-28
•
Granted: 1940-09-03
•
Expires: 1959-08-28
Abstract
No abstract record available.
Inventors
- 👤 Gimenez Delfor Augusto
- 👤 Urbandt Mauricio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:33
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/024; F16L1/06; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53696; Y10T29/53796
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) | 1943-09-03 | 1944-03-04 | 1944-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-09-03 | 1948-03-04 | 1948-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-09-03 | 1952-03-04 | 1952-09-03 | $7700.00 | Window Closed / Lapsed |