US3011598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting post
Assignee: WILLIAM H GALLOWAY
•
Filing: 1958-04-21
•
Granted: 1961-12-05
•
Expires: 1978-04-21
Abstract
No abstract record available.
Inventors
- 👤 Samuel R Galloway
- 👤 William H Galloway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:10
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/22; E04H12/2207; E04H12/2215; E04H12/2223
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US206078A
Cited
US598003A
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US1857585A
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US2084239A
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US2234907A
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US2653688A
Cited
US2666623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |