US1931922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated article
Assignee: Individual
•
Filing: 1930-07-02
•
Granted: 1933-10-24
•
Expires: 1950-07-02
Abstract
No abstract record available.
Inventors
- 👤 William B Damsel
- 👤 William C Damsel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:23
CPC Classifications
F; F16; F16L; F16L17/00; F16L17/02; F16L17/04; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/104; Y; Y10; Y10S; Y10S220/00; Y10S220/917; Y10S285/00; Y10S285/91
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) | 1936-10-23 | 1937-04-24 | 1937-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-10-23 | 1941-04-24 | 1941-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-10-23 | 1945-04-24 | 1945-10-24 | $7700.00 | Window Closed / Lapsed |