US2980202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Irradiating apparatus
Assignee: Individual
•
Filing: 1954-01-12
•
Granted: 1961-04-18
•
Expires: 1974-01-12
Abstract
No abstract record available.
Inventors
- 👤 Fred J Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:52
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/12; B01J19/122; B01J19/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2579440A
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US2611268A
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US2449681A
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US2610699A
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US2593869A
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US2576616A
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US2669661A
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GB700046A
Cited
US2640158A
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US2756840A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |