US2637073A
Expired / Lapsed
US
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Method for injection molding
Assignee: Motors Liquidation Co
•
Filing: 1950-04-18
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Granted: 1953-05-05
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Expires: 1970-04-18
Abstract
No abstract record available.
Inventors
- 👤 Howard T Walther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:12
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/27; B29C45/28; B29C45/2803; B29C45/14; B29C45/14467; B29C65/00; B29C65/02; B29C65/18; B29C65/48; B29C65/4805; B29C65/483; B29C65/4835; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/114; B29C66/1142; B29C66/50; B29C66/51; B29C66/52; B29C66/524; B29C66/5241; B29C66/70; B29C66/71; Y; Y10; Y10S; Y10S425/00; Y10S425/227
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1174049A
Cited
US1674387A
Cited
US2178410A
Cited
US2266129A
Cited
US2287163A
Cited
US2513808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |