US2561433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inserts for articles of plastic and similar materials
Assignee: PHELPS MANUFACTURING Co
•
Filing: 1946-02-14
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Granted: 1951-07-24
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Expires: 1966-02-14
Abstract
No abstract record available.
Inventors
- 👤 Emil K Uhle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:49
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/12; B; B29; B29D; B29D1/00; F16B37/00; F16B37/12; F16B37/122; F16B13/126; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/967
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US322657A
Cited
US841338A
Cited
US1264230A
Cited
AT100164B
Cited
CH169273A
Cited
GB463414A
Cited
US2379786A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |