US3516426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for installing a thermoplastic pipe branching saddle on an operating thermoplastic main
Assignee: EIDP Inc
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Filing: 1967-12-11
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Granted: 1970-06-23
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Expires: 1987-12-11
Abstract
No abstract record available.
Inventors
- 👤 Karel Greenlie Toll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:09
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C65/20; B29C65/82; B29C65/8207; B29C65/8246; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/13; B29C66/131; B29C66/50; B29C66/51; B29C66/52; B29C66/522; B29C66/5224; B29C66/52241; B29C66/5229; B29C66/52298; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81422; B29C66/81423; B29C66/84; B29C66/861; F; F16; F16L; F16L41/00; F16L41/04; F16L47/00; F16L47/26; F16L47/34; B29C66/70; B29C66/71; B29C66/90; B29C66/91; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/919; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0402; Y10T137/0441; Y10T137/598; Y10T137/612; Y10T137/6123; Y10T408/00; Y10T408/03
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) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |