US2688153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating device for plastic shaping apparatus
Assignee: Uniroyal Inc
•
Filing: 1951-03-08
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Granted: 1954-09-07
•
Expires: 1971-03-08
Abstract
No abstract record available.
Inventors
- 👤 Gebauer Werner
- 👤 William A Merck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:05
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/94; B29C48/03; B29C48/06; Y; Y10; Y10S; Y10S425/00; Y10S425/115
Claims Analysis
Total Claims: 0
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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) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |