Patent EP0018496A1 successfully refreshed from Google Patents.
US2453669A
Expired / Lapsed
US
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Glass tubing joint
Assignee: ABLE SCIENT GLASS APPARATUS CO
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Filing: 1946-06-19
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Granted: 1948-11-09
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Expires: 1966-06-19
Abstract
No abstract record available.
Inventors
- 👤 Hector A Meneses
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:43
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/1225; F16L49/00; F16L49/04; Y; Y10; Y10S; Y10S285/00; Y10S285/911
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) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |