Patent US2957738A successfully refreshed from Google Patents.
US2957738A
Expired / Lapsed
US
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Dispensing device for roll material
Assignee: West Chemical Products Inc
•
Filing: 1957-10-14
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Granted: 1960-10-25
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Expires: 1977-10-14
Abstract
No abstract record available.
Inventors
- 👤 Moses M Marcuse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:41
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/24; A47K10/32; A47K10/34; A47K10/38; A47K10/3809; A47K10/3827; A47K10/36; A47K10/3687; A47K10/3631; A47K10/3637; A47K2010/3253; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/232; Y10T225/238
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US386550A
Cited
US454317A
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US975053A
Cited
FR373610A
Cited
US976541A
Cited
US2030602A
Cited
US2288332A
Cited
US2482714A
Cited
US2500881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |