US2775348A
Expired / Lapsed
US
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Assignee: TACO HEATERS Inc
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Filing: 1953-09-30
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Granted: 1956-12-25
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Expires: 1973-09-30
Abstract
No abstract record available.
Inventors
- 👤 Burdell S Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:20
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/70; F04D29/708; B; B01; B01D; B01D29/00; B01D29/11; B01D29/114; B01D29/62; B01D29/66; B01D35/00; B01D35/02; B01D35/26; F04D11/00; F04D11/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US310469A
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US1421440A
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US2198819A
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US2309683A
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US2394154A
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US2367935A
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US2526656A
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US2482166A
Cited
US2610836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |