US2734627A
Expired / Lapsed
US
⏱️ 0.0 years remaining
A shields
Assignee: —
•
Filing: —
•
Granted: 1956-02-14
•
Expires: 1973-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:21
CPC Classifications
B; B65; B65B; B65B3/00; B65B3/003; B65B3/006; B07; B07C; B07C5/00; B07C5/04; B07C5/12; B07C5/122; B07C5/124; Y; Y10; Y10S; Y10S209/00; Y10S209/91; Y10S209/917; Y10S209/935; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1104727A
Cited
GB212846A
Cited
US2068797A
Cited
US2091815A
Cited
US2355280A
Cited
US2451615A
Cited
GB603270A
Cited
GB643818A
Cited
US2525050A
Cited
US2531317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-13 | 1959-08-15 | 1960-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-13 | 1963-08-15 | 1964-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-13 | 1967-08-15 | 1968-02-14 | $7700.00 | Window Closed / Lapsed |