Patent US2833569A successfully refreshed from Google Patents.
US2833569A
Expired / Lapsed
US
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Sheet metal split gland ring for threadless coupling
Assignee: ELECTRICAL FITTINGS CORP
•
Filing: 1953-04-21
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Granted: 1958-05-06
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Expires: 1973-04-21
Abstract
No abstract record available.
Inventors
- 👤 Budnick Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:10
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/08; F16L19/10; H; H02; H02G; H02G3/00; H02G3/02; H02G3/06; H02G3/04; H02G3/0462; H02G3/0481; Y; Y10; Y10S; Y10S411/00; Y10S411/918
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |