US2693883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1952-04-03
•
Granted: 1954-11-09
•
Expires: 1972-04-03
Abstract
No abstract record available.
Inventors
- 👤 Schlumbohm Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:21
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/06; A47J31/08; A47J31/0636
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR847817A
Cited
US1053272A
Cited
CH172948A
Cited
US2045746A
Cited
US2021950A
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US2234397A
Cited
US2171484A
Cited
US2349115A
Cited
CH244009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-08 | 1958-05-10 | 1958-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-08 | 1962-05-10 | 1962-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-08 | 1966-05-10 | 1966-11-09 | $7700.00 | Window Closed / Lapsed |