Patent US3484517A successfully refreshed from Google Patents.
US3484517A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe joint of polyurethane
Assignee: WS Dickey Clay Manufacturing Co
•
Filing: 1966-12-23
•
Granted: 1969-12-16
•
Expires: 1986-12-23
Abstract
No abstract record available.
Inventors
- 👤 Elmer R Ligon
- 👤 Thomas M Medved
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:05
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/50; C08G18/5021; C08G18/5024; C08G18/08; C08G18/16; C08G18/22; C08G18/26; C08K; C08K5/00; C08K5/0008; C08K5/0058; C08G2190/00; Y; Y10; Y10S; Y10S277/00; Y10S277/924; Y10S277/935; Y10S277/944
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |