US3407084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating method and apparatus
Assignee: United States Envelope Co
•
Filing: 1964-10-01
•
Granted: 1968-10-22
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Expires: 1984-10-01
Abstract
No abstract record available.
Inventors
- 👤 Vincent E Heywood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:06
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/60; B31B70/62; B05; B05C; B05C1/00; B05C1/02; B05C1/027; B05C1/04; B05C1/08; B31B2150/00; B31B2160/00; B31B2160/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2573052A
Cited
US3186315A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |