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US2987330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed pipe to pipe to wall joint
Assignee: Hospitality Homes
•
Filing: 1956-10-16
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Granted: 1961-06-06
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Expires: 1976-10-16
Abstract
No abstract record available.
Inventors
- 👤 Bernard E Curran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:26
CPC Classifications
F; F16; F16L; F16L5/00; F16L5/02; F16L5/08; E; E04; E04B; E04B5/00; E04B5/48; F24; F24F; F24F13/00; F24F13/02; F24F13/0227
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |