US3070030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1958-07-24
•
Granted: 1962-12-25
•
Expires: 1978-07-24
Abstract
No abstract record available.
Inventors
- 👤 William H Mashinter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:09
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/02; F04B43/06; F04B43/073; F04B43/0736; F01; F01L; F01L23/00; F01L31/00; F01L31/02; F01L33/00; F01L33/04; F04B1/00; F04B1/12; F04B1/14; F04B1/16; F04B1/18; F04B1/26; F04B1/28; F04B43/0009; F04B43/0081; F04B43/009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE517898A
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US326545A
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US349594A
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US588296A
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US1503634A
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GB305235A
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US2431686A
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US2606500A
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US2625886A
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US2780177A
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US2842068A
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US2843045A
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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) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |