US2884824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool for applying a flexible locking member to a pipe coupling or similar device
Assignee: W R AMES CO
•
Filing: 1957-04-19
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Granted: 1959-05-05
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Expires: 1977-04-19
Abstract
No abstract record available.
Inventors
- 👤 Roger M Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:21
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/12; F16L37/14; F16L37/142; F16L37/148; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE946580C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |