US2649960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for testing and sorting thin rubber articles
Assignee: Individual
•
Filing: 1949-06-10
•
Granted: 1953-08-25
•
Expires: 1969-06-10
Abstract
No abstract record available.
Inventors
- 👤 John R Gammeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:25
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/20; G01N27/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1952582A
Cited
US2155977A
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US2221323A
Cited
US2297663A
Cited
US2299270A
Cited
US2353256A
Cited
US2371818A
Cited
US2480142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |