US3353548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anchoring flexible sheeting
Assignee: Flexigrip Inc
•
Filing: 1965-08-24
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Granted: 1967-11-21
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Expires: 1985-08-24
Abstract
No abstract record available.
Inventors
- 👤 Karel J Staller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:25
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/06; E04H4/10; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44376; Y10T24/44385; Y10T24/44444; Y10T24/44966; Y10T24/44974
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A FASTENER FOR RELEASABLY SECURING THE ENDS OF A SHEET TO AN ANCHORING SURFACE WHEREIN AN END OF THE SHEET INCLUDES AN ENLARGED PORTION, SAID FASTENER COMPRISING: (A) AN ANCHOR MEMBER FORMED OF A RELATIVELY FLAT PLATE HAVING ONE SURFACE CONFORMABLY SHAPED TO THE ANCHORING SURFACE AND HAVING A GROOVE IN ONE END THEREOF, (B) A CLAMPING MEMBER FORMED OF A RELATIVELY FLAT PLATE HAVING A GROOVE IN ONE END THEREOF, THE GROOVES OF SAID ANCHOR MEMBER AND SAID CLAMPING MEMBER FORMING A CHANNEL FOR THE ENLARGED PORTION OF THE SHEET, MEANS AT THE OTHER ENDS OF SAID MEMBER FOR PIVOTING ONE WITH RESPECT TO THE OTHER AND SPACED FROM SAID CHANNEL, (C) RELEASABLE MEANS FOR IMPEDING PIVOTAL MOVEMENT OF SAID CLAMPING MEMBER WITH RESPECT TO SAID ANCHOR MEMBER, AND MEANS FOR SECURING SAID BASE TO THE ANCHORING SURFACE, WHEREBY SAID MEMBERS ABUT AGAINST EACH OTHER WHEN ENGAGING THE ENLARGED PORTION IN SAID CHANNEL.
Claim 2
Dependent Claim
154 words
A FASTENER FOR RELEASABLY SECURING THE ENDS OF A SHEET TO AN ANCHORING SURFACE WHEREIN AN END OF THE SHEET INCLUDES AN ENLARGED PORTION, SAID FASTENER COMPRISING: (A) AN ANCHOR MEMBER FORMED OF A RELATIVELY FLAT PLATE HAVING ONE SURFACE CONFORMABLY SHAPED TO THE ANCHORING SURFACE AND HAVING A GROOVE IN ONE END THEREOF, (B) A CLAMPING MEMBER FORMED OF A RELATIVELY FLAT PLATE HAVING A GROOVE IN ONE END THEREOF, THE GROOVES OF SAID ANCHOR MEMBER AND SAID CLAMPING MEMBER FORMING A CHANNEL FOR THE ENLARGED PORTION OF THE SHEET, MEANS AT THE OTHER ENDS OF SAID MEMBER FOR PIVOTING ONE WITH RESPECT TO THE OTHER AND SPACED FROM SAID CHANNEL, (C) RELEASABLE MEANS FOR IMPEDING PIVOTAL MOVEMENT OF SAID CLAMPING MEMBER WITH RESPECT TO SAID ANCHOR MEMBER, AND MEANS FOR SECURING SAID BASE TO THE ANCHORING SURFACE, WHEREBY SAID MEMBERS ABUT AGAINST EACH OTHER WHEN ENGAGING THE ENLARGED PORTION IN SAID CHANNEL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |