US2856185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing mechanism for packaged window material
Assignee: Individual
•
Filing: 1952-01-16
•
Granted: 1958-10-14
•
Expires: 1972-01-16
Abstract
No abstract record available.
Inventors
- 👤 Fred L Whipple
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:09
CPC Classifications
F; F41; F41H; F41H11/00; F41H11/02; Y; Y10; Y10S; Y10S206/00; Y10S206/82; Y10T; Y10T225/00; Y10T225/30; Y10T225/336; Y10T225/343
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |