US2919837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lather making machine
Assignee: Individual
•
Filing: 1958-05-28
•
Granted: 1960-01-05
•
Expires: 1978-05-28
Abstract
No abstract record available.
Inventors
- 👤 Rolstad Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:32
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/04; A45; A45D; A45D27/00; A45D27/02; A45D27/10; Y; Y10; Y10S; Y10S261/00; Y10S261/16; Y10S261/26; Y10T; Y10T137/00; Y10T137/4891
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2057791A
Cited
US2193897A
Cited
US2121995A
Cited
US2301851A
Cited
US2344170A
Cited
US2310379A
Cited
US2517539A
Cited
US2626847A
Cited
US2819927A
Cited
US2756102A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |