US2841855A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamp
Assignee: Individual
•
Filing: 1955-01-20
•
Granted: 1958-07-08
•
Expires: 1975-01-20
Abstract
No abstract record available.
Inventors
- 👤 Weber Edwin Leroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:33
CPC Classifications
F; F16; F16L; F16L33/00; F16L33/02; F16L33/12; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1424
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1564837A
Cited
GB283445A
Cited
CH131640A
Cited
FR663925A
Cited
US2449798A
Cited
CH258388A
Cited
CH271714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-07 | 1962-01-06 | 1962-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-07 | 1966-01-06 | 1966-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-07 | 1970-01-06 | 1970-07-08 | $7700.00 | Window Closed / Lapsed |