US2839320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe connectors
Assignee: GLOBE Co
•
Filing: 1954-12-07
•
Granted: 1958-06-17
•
Expires: 1974-12-07
Abstract
No abstract record available.
Inventors
- 👤 John W Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:59
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/04; E; E04; E04G; E04G7/00; E04G7/02; E04G7/06; E04G7/22; F16B12/00; F16B12/40; F16B7/044; F16B7/048; F16B7/0486; Y; Y10; Y10S; Y10S135/00; Y10S135/909; Y10T; Y10T403/00; Y10T403/34; Y10T403/341; Y10T403/342; Y10T403/343
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US961981A
Cited
US1083697A
Cited
US1871668A
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US2212455A
Cited
US2224515A
Cited
US2259269A
Cited
US2370725A
Cited
US2609638A
Cited
GB677108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |