US3485245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable fluid heater
Assignee: International Business Machines Corp
•
Filing: 1967-06-21
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Granted: 1969-12-23
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Expires: 1987-06-21
Abstract
No abstract record available.
Inventors
- 👤 Roy J Lahr
- 👤 Arthur L Mix Jr
- 👤 Herbert W Terwilliger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:45
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/44; B; B01; B01L; B01L7/00; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1906; G05D23/20; G05D23/24; A61M2205/00; A61M2205/36; A61M2205/3653
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1995302A
Cited
US2760630A
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US3042086A
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US3158283A
Cited
US3140716A
Cited
US3370153A
Cited
US3293868A
Cited
US3411630A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |