US2638145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gummed tape serving mechanism
Assignee: Gummed Products Co
•
Filing: 1950-03-17
•
Granted: 1953-05-12
•
Expires: 1970-03-17
Abstract
No abstract record available.
Inventors
- 👤 Robert A Havemann
- 👤 Donald S Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:56
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/002; B65H35/0046; B65H35/006; B65H35/0066; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1739
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) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |