US2699274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper cap-forming apparatus
Assignee: White Castle System Inc
•
Filing: 1952-03-26
•
Granted: 1955-01-11
•
Expires: 1972-03-26
Abstract
No abstract record available.
Inventors
- 👤 Villers Edmund J De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:33
CPC Classifications
B; B31; B31D; B31D1/00; B31D1/0043; B31D1/005; B31B; B31B2105/00; B31B2105/002; B31B2105/0022; B31B2110/00; B31B2110/20; Y; Y10; Y10S; Y10S493/00; Y10S493/937; Y10S493/938
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2313628A
Cited
US2378324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-10 | 1958-07-12 | 1959-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-10 | 1962-07-12 | 1963-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-10 | 1966-07-12 | 1967-01-11 | $7700.00 | Window Closed / Lapsed |