Patent US1158633A successfully refreshed from Google Patents.
US1158633A
Expired / Lapsed
US
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Pipe-hanger.
Assignee: Individual
•
Filing: 1912-04-26
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Granted: 1915-11-02
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Expires: 1932-04-26
Abstract
No abstract record available.
Inventors
- 👤 Lewis A Carpenter
- 👤 Richard Middleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:02
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1918-11-01 | 1919-05-03 | 1919-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-11-01 | 1923-05-03 | 1923-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-11-01 | 1927-05-03 | 1927-11-02 | $7700.00 | Window Closed / Lapsed |