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Patent US3465282A successfully refreshed from Google Patents.
US3465282A
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US
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Assignee: Individual
•
Filing: 1968-01-24
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Granted: 1969-09-02
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Expires: 1988-01-24
Abstract
No abstract record available.
Inventors
- 👤 Arnold Berges
- 👤 Karl Wehling
- 👤 Erich Rubsamen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:31
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/04; F21S6/00; F21S8/03; F21S8/033; F21S8/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US530343A
Cited
US547300A
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CA536314A
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US1043179A
Cited
GB329302A
Cited
US1783020A
Cited
US1861604A
Cited
US2172757A
Cited
US2273167A
Cited
US2474356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |