US2534199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Threadless tube coupling
Assignee: BROCKWAY Co
•
Filing: 1947-05-16
•
Granted: 1950-12-12
•
Expires: 1967-05-16
Abstract
No abstract record available.
Inventors
- 👤 Guarnaschelli Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:34
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/04; F16L19/043; F16L19/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US406060A
Cited
FR569953A
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US1755210A
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US1982533A
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GB397670A
Cited
US2090266A
Cited
US2112239A
Cited
US2271502A
Cited
US2320812A
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US2316806A
Cited
US2443187A
Cited
US2466057A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |