US2035674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device
Assignee: Hookless Fastener Co
•
Filing: 1933-02-11
•
Granted: 1936-03-31
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Expires: 1953-02-11
Abstract
No abstract record available.
Inventors
- 👤 Harry E Sipe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:20
CPC Classifications
A; A45; A45C; A45C13/00; A45C13/04; A45C13/06; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/38; Y10S24/40; Y10T; Y10T24/00; Y10T24/45; Y10T24/45152; Y10T24/45157
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1939-03-31 | 1939-09-30 | 1940-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-03-31 | 1943-09-30 | 1944-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-03-31 | 1947-09-30 | 1948-03-31 | $7700.00 | Window Closed / Lapsed |