US2177430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web dispenser
Assignee: Alwin Manufacturing Co
•
Filing: 1937-09-10
•
Granted: 1939-10-24
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Expires: 1957-09-10
Abstract
No abstract record available.
Inventors
- 👤 Milton W Greiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:51
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/002; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/238; Y10T225/243; Y10T225/246; Y10T225/247; Y10T225/252; Y10T225/254
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) | 1942-10-23 | 1943-04-24 | 1943-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-10-23 | 1947-04-24 | 1947-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-10-23 | 1951-04-24 | 1951-10-24 | $7700.00 | Window Closed / Lapsed |