US2877636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Enclosure for treating web material
Assignee: Individual
•
Filing: 1955-03-30
•
Granted: 1959-03-17
•
Expires: 1975-03-30
Abstract
No abstract record available.
Inventors
- 👤 Dungler Julien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:39
CPC Classifications
D; D06; D06B; D06B17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE169922C
Cited
US2161726A
Cited
US1626439A
Cited
US2366100A
Cited
US2344942A
Cited
US2505657A
Cited
US2545075A
Cited
US2590407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |