US2682441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interfolded paper dispenser
Assignee: Alwin Manufacturing Co
•
Filing: 1950-09-07
•
Granted: 1954-06-29
•
Expires: 1970-09-07
Abstract
No abstract record available.
Inventors
- 👤 Archibald S Krueger
- 👤 Norman J Slye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:52
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/24; A47K10/32; A47K10/42; A47K10/426; A47K10/427
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US416340A
Cited
GB190814848A
Cited
US1678650A
Cited
US1971298A
Cited
US2117396A
Cited
US2153278A
Cited
US2138692A
Cited
US2253742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |