Patent US1311145A successfully refreshed from Google Patents.
US1311145A
Expired / Lapsed
US
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Coupling to be used eor pipe
Assignee: —
•
Filing: —
•
Granted: 1919-07-22
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Expires: 1936-07-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:59
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/24; F16L37/244; F16L37/252; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32319; Y10T403/32393; Y10T403/32409; Y10T403/70; Y10T403/7005; Y10T403/7007
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) | 1922-07-21 | 1923-01-20 | 1923-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-07-21 | 1927-01-20 | 1927-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-07-21 | 1931-01-20 | 1931-07-22 | $7700.00 | Window Closed / Lapsed |