US2631448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antisiphon device for washing machines
Assignee: Borg Warner Corp
•
Filing: 1947-08-30
•
Granted: 1953-03-17
•
Expires: 1967-08-30
Abstract
No abstract record available.
Inventors
- 👤 Lawrence R Garman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:25
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/08; D06F39/088; Y; Y10; Y10T; Y10T137/00; Y10T137/3149; Y10T137/3185
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US920171A
Cited
GB394589A
Cited
US2154566A
Cited
US2201685A
Cited
US2215604A
Cited
US2211459A
Cited
US2282847A
Cited
US2417908A
Cited
US2498179A
Cited
US2481979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |