US937766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamp.
Assignee: Individual
•
Filing: 1909-02-11
•
Granted: 1909-10-26
•
Expires: 1929-02-11
Abstract
No abstract record available.
Inventors
- 👤 Frank J Christman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:56
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/02; F16L33/04; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1441; Y10T24/1451
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) | 1912-10-25 | 1913-04-26 | 1913-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-10-25 | 1917-04-26 | 1917-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-10-25 | 1921-04-26 | 1921-10-26 | $7700.00 | Window Closed / Lapsed |