US2955322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for forming a liner having a resilient ring-shaped gasket anchored therein in the socket of a pipe member
Assignee: KAUL CLAY Co
•
Filing: 1958-07-02
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Granted: 1960-10-11
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Expires: 1978-07-02
Abstract
No abstract record available.
Inventors
- 👤 Earl E Hite
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:42
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/448; B28; B28B; B28B21/00; B28B21/92; B29C33/48; B29C33/50; B29C33/505; B29C39/00; B29C39/02; B29C39/10; B29C70/00; B29C70/68; B29C70/74; B29C70/76; B29C70/766; B29C70/84; Y; Y10; Y10S; Y10S425/00; Y10S425/044
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2284741A
Cited
US1840447A
Cited
GB482581A
Cited
US2460874A
Cited
US2395144A
Cited
US2660500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |