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US2894102A Expired / Lapsed US ⏱️ 0.0 years remaining

Grease dispenser heater

Assignee: Individual
•
Filing: 1957-06-07
•
Granted: 1959-07-07
•
Expires: 1977-06-07
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Abstract

No abstract record available.

Inventors

  • 👤 Ray R Morris

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 00:31
CPC Classifications
H; H05; H05B; H05B3/00; F; F16; F16N; F16N11/00; F16N11/08; F16N39/00; F16N39/04; F16N7/00; F16N7/38; F16N7/385; F16N13/00; F16N13/02; F16N13/06; F16N2013/063; F16N2200/00; F16N2200/12; F16N2250/00; F16N2250/08; F16N2250/11

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1675689A Cited
US1866986A Cited
US1969760A Cited
US2123604A Cited
US2091838A Cited
US2201901A Cited
US2289981A Cited
US2362680A Cited
US2477363A Cited
US2781851A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-07-06 1963-01-05 1963-07-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-07-06 1967-01-05 1967-07-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-07-06 1971-01-05 1971-07-07 $7700.00 Window Closed / Lapsed

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