Patent US3015510A successfully refreshed from Google Patents.
US3015510A
Expired / Lapsed
US
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Pipe sealing gasket
Assignee: KENTON SCHUYLER BATES
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Filing: 1956-12-12
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Granted: 1962-01-02
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Expires: 1976-12-12
Abstract
No abstract record available.
Inventors
- 👤 Bates John Schuyler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:02
CPC Classifications
F; F16; F16L; F16L17/00; F16L17/02; F16L17/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2116705A
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US2271777A
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US2321411A
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US2280183A
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US2314386A
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US2561884A
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US2615740A
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US2722438A
Cited
US2726103A
Cited
DK75978A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |