US3226136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulkhead pipe support
Assignee: Individual
•
Filing: 1963-12-26
•
Granted: 1965-12-28
•
Expires: 1983-12-26
Abstract
No abstract record available.
Inventors
- 👤 John R Braden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:54
CPC Classifications
F; F16; F16L; F16L5/00; F16L5/02; F16L5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2706126A
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US2635931A
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US2749154A
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US2709349A
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US2893756A
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GB916461A
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US3055972A
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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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |