US2700779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutic pillow
Assignee: Individual
•
Filing: 1952-09-13
•
Granted: 1955-02-01
•
Expires: 1972-09-13
Abstract
No abstract record available.
Inventors
- 👤 Tolkowsky Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:11
CPC Classifications
A; A47; A47G; A47G9/00; A47G9/10; Y; Y10; Y10S; Y10S297/00; Y10S297/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US929449A
Cited
US1385355A
Cited
US2149140A
Cited
US2167622A
Cited
US2351849A
Cited
US2462579A
Cited
GB610415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |