Patent US2637904A successfully refreshed from Google Patents.
Patent US3452710A successfully refreshed from Google Patents.
US3452710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid applicator system
Assignee: Baker and Gubbins Co
•
Filing: 1967-06-06
•
Granted: 1969-07-01
•
Expires: 1987-06-06
Abstract
No abstract record available.
Inventors
- 👤 Rudolf G Hentschel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:15
CPC Classifications
B; B21; B21B; B21B45/00; B21B45/02; B21B45/0239; B21B45/0245; B21B45/0248; B21B45/0251; B05; B05B; B05B12/00; B05B12/08; B05B12/12; B05B12/126; B05B13/00; B05B13/02; B05B13/0278
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |