US2761206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and means for forming bellows
Assignee: Individual
•
Filing: 1950-12-13
•
Granted: 1956-09-04
•
Expires: 1970-12-13
Abstract
No abstract record available.
Inventors
- 👤 Melville F Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:37
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/021; B21D26/031; B21D26/053; B21D26/057; F; F16; F16J; F16J3/00; F16J3/04; F16J3/047; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49877
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1625914A
Cited
US1717196A
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US1786506A
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US1561312A
Cited
DE465103C
Cited
US1763582A
Cited
GB387902A
Cited
GB430321A
Cited
US2522915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |