US1481807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of conduits
Assignee: Individual
•
Filing: 1922-07-03
•
Granted: 1924-01-29
•
Expires: 1942-07-03
Abstract
No abstract record available.
Inventors
- 👤 John F Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:03
CPC Classifications
F; F16; F16L; F16L1/00; F16L1/024; F16L1/028; F16L1/038; B; B28; B28B; B28B21/00; B28B21/86; B28B7/00; B28B7/34; B28B7/342; Y; Y10; Y10S; Y10S264/00; Y10S264/44; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833
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) | 1927-01-28 | 1927-07-30 | 1928-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-01-28 | 1931-07-30 | 1932-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-01-28 | 1935-07-30 | 1936-01-29 | $7700.00 | Window Closed / Lapsed |