Patent US2245151A successfully refreshed from Google Patents.
US2245151A
Expired / Lapsed
US
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Tubular coupling for suction cleaners and the like
Assignee: P A GEIER CO
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Filing: 1939-06-08
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Granted: 1941-06-10
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Expires: 1959-06-08
Abstract
No abstract record available.
Inventors
- 👤 Eugene F Martinet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:02
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/084; F16L37/086; A; A47; A47L; A47L9/00; A47L9/24; A47L9/242; F16L21/00; F16L21/002; F16L21/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-06-09 | 1944-12-09 | 1945-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-06-09 | 1948-12-09 | 1949-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-06-09 | 1952-12-09 | 1953-06-10 | $7700.00 | Window Closed / Lapsed |