Patent US3048991A successfully refreshed from Google Patents.
US2647028A
Expired / Lapsed
US
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Roll paper dispenser
Assignee: Individual
•
Filing: 1950-06-20
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Granted: 1953-07-28
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Expires: 1970-06-20
Abstract
No abstract record available.
Inventors
- 👤 Conrad N Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:26
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/24; A47K10/32; A47K10/34; A47K10/38; A47K10/3809; A47K10/3827; Y; Y10; Y10T; Y10T225/00; Y10T225/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1540876A
Cited
US1464983A
Cited
US1718143A
Cited
US1814200A
Cited
US2166349A
Cited
US2253744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-27 | 1957-01-26 | 1957-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-27 | 1961-01-26 | 1961-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-27 | 1965-01-26 | 1965-07-28 | $7700.00 | Window Closed / Lapsed |