US1281498A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe-union.
Assignee: Individual
•
Filing: 1917-04-07
•
Granted: 1918-10-15
•
Expires: 1937-04-07
Abstract
No abstract record available.
Inventors
- 👤 Peter M Brevig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:35
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/04; F; F16; F16L; F16L13/00; F16L13/14; F16L13/141; F16L13/142; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428
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) | 1921-10-14 | 1922-04-15 | 1922-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-10-14 | 1926-04-15 | 1926-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-10-14 | 1930-04-15 | 1930-10-15 | $7700.00 | Window Closed / Lapsed |