US3052286A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Securing clips for bunsen burners
Assignee: Vaillant GmbH
•
Filing: 1959-11-12
•
Granted: 1962-09-04
•
Expires: 1979-11-12
Abstract
No abstract record available.
Inventors
- 👤 Kramer Udo
- 👤 Lehnartz Robert
- 👤 Schwerdtfeger Reinhard
- 👤 Suchetzki Felix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:48
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/02; F23D14/04; F23D14/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1036674A
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US1471104A
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US1548316A
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US2295444A
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US2327328A
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US2610377A
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US2589136A
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US2631345A
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US2928065A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |