Patent US2780482A successfully refreshed from Google Patents.
US2780482A
Expired / Lapsed
US
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Expansion joint for pipe lines and the like
Assignee: GLASCOTE PRODUCTS Inc
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Filing: 1953-03-05
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Granted: 1957-02-05
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Expires: 1973-03-05
Abstract
No abstract record available.
Inventors
- 👤 Carl S Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:15
CPC Classifications
F; F16; F16L; F16L27/00; F16L27/12; F16L27/127; F16L27/1275; F16L27/12751; F16L21/00; F16L21/02; F16L21/04; Y; Y10; Y10S; Y10S285/00; Y10S285/911
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US827383A
Cited
US1463461A
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US1367349A
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US1707904A
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US2060899A
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US2239509A
Cited
US2266610A
Cited
US2520501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |