US2460032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling for beaded pipes or tubings
Assignee: Dresser Industries Inc
•
Filing: 1945-07-04
•
Granted: 1949-01-25
•
Expires: 1965-07-04
Abstract
No abstract record available.
Inventors
- 👤 Roger E Risley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:49
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/02; F16L19/0206; F16L23/00; F16L23/02; F16L23/024; F16L23/028; F16L23/0283; F16L27/00; F16L27/10; F16L27/113; Y; Y10; Y10S; Y10S285/00; Y10S285/91
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US980671A
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US1347470A
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US2021745A
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US1984806A
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US2277990A
Cited
US2269695A
Cited
US2344698A
Cited
US2358408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-25 | 1952-07-26 | 1953-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-25 | 1956-07-26 | 1957-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-25 | 1960-07-26 | 1961-01-25 | $7700.00 | Window Closed / Lapsed |